ClassID:

90161

C05C9/02 - CPC Classification

Classification description:

Fertilisers containing urea or urea compounds containing urea-formaldehyde condensates

Recent Application in this class:
#1
20260125331
2026-05-07

COMPOSITIONS FOR INCREASING NITROGEN SOURCES LIFE SPAN IN PLANT GROWTH MEDIUMS AND METHODS OF MAKING

#2
20250154075
2025-05-15

INTEGRATED-PREPARATION AND APPLICATION METHODS OF UREA-FORMALDEHYDE (UF)-BASED MULTI-NUTRIENT BIODEGRADABLE POLYMERIC SLOW-RELEASE (SR) LIQUID AND GRANULAR FERTILIZERS

#3
20250122131
2025-04-17

COMPOSITIONS FOR INCREASING NITROGEN SOURCES LIFE SPAN IN PLANT GROWTH MEDIUMS AND METHODS OF MAKING

#4
20240317651
2024-09-26

SPHERICAL UREA-ALDEHYDE CONDENSATE FERTILIZERS

#5
20240308930
2024-09-19

NITRIFICATION INHIBITORS TO IMPROVE FERTILIZER EFFICIENCY

#6
20240286970
2024-08-29

NITRIFICATION INHIBITORS TO IMPROVE FERTILIZER EFFICIENCY

#7
20240286968
2024-08-29

IMPROVED LIQUID FORMULATIONS OF UREASE INHIBITORS FOR FERTILIZERS

#8
20240246874
2024-07-25

Compositions for increasing nitrogen sources life span in plant growth mediums and methods of making

#9
20240174578
2024-05-30

Method for preparing weathered coal-derived humic acid/urea-formaldehyde slow-release fertilizer granules by reactive extrusion process with depolymerization-activation-polycondensation trinity and fertilization method

#10
20240059625
2024-02-22

Microelement amino acid chelate-urea formaldehyde slow-release fertilizer and method for preparing the same by reactive extrusion

#11
20240043352
2024-02-08

FERTILIZERS CONTAINING ANIMAL NUTRIENT CORE PACKET

#12
20230348337
2023-11-02

Agricultural compositions and methods for making and using the same

#13
20230257652
2023-08-17

SOIL WETTING COMPOSITION

#14
20230212091
2023-07-06

Compositions for increasing nitrogen sources life span in plant growth mediums and methods of making

#15
20230167038
2023-06-01

Nitrification inhibitors to improve fertilizer efficiency

#16
20230123541
2023-04-20

BIODEGRADABLE UREA-FORMALDEHYDE-BASED SAND-FIXING POLYMER MATERIAL WITH SLOW NUTRIENT RELEASE AND WATER ABSORPTION AND RETENTION

#17
20230112532
2023-04-13

AGRICULTURAL COMPOSITIONS AND METHODS FOR MAKING AND USING THE SAME

#18
20230013743
2023-01-19

Nitrification inhibitors to improve fertilizer efficiency

#19
20220402832
2022-12-22

UREA CALCIUM SULFATE GRANULES AND METHODS FOR PRODUCING AND USING THE SAME

#20
20220396531
2022-12-15

Liquid Formulations of Urease Inhibitors for Fertilizers

#21
20220388923
2022-12-08

METHOD FOR CONVERTING BIODEGRADABLE POLYMERS INTO HUMUS WITH A LOW RELEASE AMOUNT OF CO2 AND USE THEREOF

#22
20220388920
2022-12-08

Urea-Formaldehyde Slow-Release Nitrogen Fertilizer And Manufacturing Method Thereof

#23
20220324772
2022-10-13

PARTICULATE COMPOSITIONS AND METHODS OF USE

#24
20220315499
2022-10-06

DEVICE AND METHOD FOR INDUSTRIALIZED CONTINUOUS AND SIMPLIFIED PREPARATION OF UREA-FORMALDEHYDE SLOW-RELEASE NITROGEN FERTILIZER OR UREA-FORMALDEHYDE-BASED SLOW- AND CONTROLLED-RELEASE MULTI-NUTRIENT FERTILIZER

#25
20220289639
2022-09-15

METHOD FOR PREPARING NITROGEN-RICH OR NUTRITIOUS SLOW-RELEASE FERTILIZER THROUGH IN-SITU STRAW MODIFICATION/REACTIVE EXTRUSION INTEGRATED CONTINUOUS PROCESS

#26
20220250997
2022-08-11

HIGHLY EFFICIENT AND ENVIRONMENT-FRIENDLY REACTIVE EXTRUSION INTEGRATED CONTINUOUS PREPARATION PROCESS FOR A BIODEGRADABLE POLYMERIC MULTI-NUTRIENT NANO SLOW/CONTROLLED-RELEASE FERTILIZER

#27
20220177384
2022-06-09

REACTION PRODUCTS AND METHODS FOR MAKING AND USING THE SAME

#28
20220169578
2022-06-02

Iron-supplemented fertilizer

#29
20220144718
2022-05-12

MULTILAYER WATER DISPERSIBLE FILM HAVING IMPROVED GERMINATION OF SEEDS AND SOIL FERTILITY

#30
20220127204
2022-04-28

Special controlled-release bacterial fertilizer for peanuts and preparation method thereof

#31
20220127203
2022-04-28

Special controlled-release microbial fertilizer for peanuts in continuous cropping field and preparation method thereof

#32
20220041520
2022-02-10

Compositions for increasing nitrogen sources life span in plant growth mediums and methods of making

#33
20220024829
2022-01-27

Iron chelate suspension concentrate compositions containing urea formaldehyde

#34
20210380496
2021-12-09

Liquid Formulations of Urease Inhibitors for Fertilizers

#35
20210371349
2021-12-02

Fertilizer compositions having slow-release nitrogen compounds and methods of forming thereof

#36
20210340074
2021-11-04

Reaction products and methods for making and using the same

#37
20210300831
2021-09-30

COMPOSITIONS COMPRISING SOLID THIOSULFATES, POLYSULFIDES AND/OR (BI)SULFITES AND METHODS FOR PREPARING SAME

#38
20210292256
2021-09-23

UREA FERTILIZER COMPOSITIONS COMPRISING RICE HULLS AND METHODS OF USE

#39
20210292252
2021-09-23

Fertilizer compositions having slow-release nitrogen compounds and methods of forming thereof

#40
20210269372
2021-09-02

Spherical urea-aldehyde condensate fertilizers

#41
20210253491
2021-08-19

Stabilized DCD and/or alkyl thiophosphoric triamide solvent systems and use in agricultural applications

#42
20210051950
2021-02-25

Sustained-release composite particles, method for producing sustained-release composite particles, dry powder, and wallpaper

#43
20200346990
2020-11-05

Liquid formulations of urease inhibitors for fertilizers

#44
20200308075
2020-10-01

Liquid formulations of urease inhibitors for fertilizers

#45
20200277242
2020-09-03

Liquid formulations of urease inhibitors for fertilizers

#46
20200189990
2020-06-18

Liquid formulations of urease inhibitors for fertilizers

#47
20200181037
2020-06-11

Anticaking agent for hygroscopic fertilizer

#48
20200148606
2020-05-14

Stabilized DCD and/or alkyl thiophosphoric triamide solvent systems and use in agricultural applications

#49
20200087225
2020-03-19

Compositions for increasing nitrogen sources life span in plant growth mediums and methods of making

#50
20200071241
2020-03-05

PARTICULATE COMPOSITIONS AND METHODS OF USE

#51
20200048154
2020-02-13

Urea condensation compositions and methods of making the same

#52
20200024205
2020-01-23

Compositions for increasing nitrogen sources life span in plant growth mediums and methods of making

#53
20200002238
2020-01-02

Fertilizers containing animal nutrient core packet

#54
20190382321
2019-12-19

ACID-RESISTANT UREASE INHIBITOR ADDUCT-CONTAINING FERTILIZER COMPOSITIONS

#55
20190382320
2019-12-19

ENHANCED STABILITY OF UREASE INHIBITOR-CONTAINING COMPOSITIONS

#56
20190359534
2019-11-28

Special film-coated controlled release fertilizer for peanut in saline-alkali soil and preparation process thereof

#57
20190330122
2019-10-31

Fertilizer compositions having slow-release nitrogen compounds and methods of forming thereof

#58
20190315664
2019-10-17

Special film-coated release calcium fertilizer for peanut and preparation process thereof

#59
20190315663
2019-10-17

Special film-coated controlled release fertilizer for peanut in high yield field and preparation process thereof

#60
20190232248
2019-08-01

Continuous chemical reactor

#61
20190218152
2019-07-18

Extrusion granulated urea-formaldehyde-based multi-nutrient slow/controlled release fertilizer and preparation method thereof

#62
20190202754
2019-07-04

Liquid formulations of urease inhibitors for fertilizers

#63
20190194085
2019-06-27

Nitrification inhibitors to improve fertilizer efficiency

#64
20190135710
2019-05-09

Iron-supplemented fertilizer

#65
20190112240
2019-04-18

Reaction products and methods for making and using the same

#66
20190092704
2019-03-28

Alkynylpyrazoles as nitrification inhibitors

#67
20190047918
2019-02-14

Reaction products and methods for making and using the same

#68
20180319716
2018-11-08

Nitrification inhibitors to improve fertilizer efficiency

#69
20180312447
2018-11-01

Nitrification inhibitors to improve fertilizer efficiency

#70
20180258003
2018-09-13

Method for Remodelling Surface of Granular Urea

#71
20180208514
2018-07-26

Compounds and compositions for delivery of nutrients and micronutrients to plants

#72
20180179118
2018-06-28

REACTION PRODUCTS AND METHODS FOR MAKING AND USING THE SAME

#73
20180105474
2018-04-19

High Value Organic Containing Fertilizers and Methods of Manufacture

#74
20180044255
2018-02-15

Liquid formulations of urease inhibitors for fertilizers

#75
20170327433
2017-11-16

Urea fertilizer compositions comprising rice hulls and methods of use

#76
20170253535
2017-09-07

Nitrification inhibitor compositions and methods of making thereof

#77
20170253534
2017-09-07

Fertilizers containing animal nutrient core packet

#78
20170137335
2017-05-18

Composition containing N-butyl thiophosphoric triamide adducts and reaction products

#79
20170137334
2017-05-18

Reaction products and methods for making and using the same

#80
20160376230
2016-12-29

Urea granulation process with scrubbing system

#81
20160355443
2016-12-08

High value organic containing fertilizers and methods of manufacture

#82
20160221887
2016-08-04

Method for Remodelling Surface of Granular Urea

#83
20160200638
2016-07-14

Urea fertilizer compositions comprising rice hulls and methods of use

#84
20160194255
2016-07-07

UREA FERTILIZER COMPOSITIONS COMPRISING RICE HULLS AND METHODS OF USE

#85
20160075613
2016-03-17

LIQUID COMPOSITIONS CONTAINING UREASE INHIBITORS AND GLYCOL ALKYL ETHERS AND METHODS OF MAKING AND USE THEREOF

#86
20160075609
2016-03-17

Compositions of urea formaldehyde particles and methods of making thereof

#87
20160060184
2016-03-03

Reaction products and methods for making and using same

#88
20160052833
2016-02-25

Reaction products and methods for making and using the same

#89
20150307407
2015-10-29

Process for coating an active ingredient with a urea-formaldehyde polymer

#90
20150203413
2015-07-23

Compositions of substantially spherical particles and methods of making thereof

#91
20150152017
2015-06-04

Water-dispersible particles formed with granules embedded in crystallized matrix

#92
20150133689
2015-05-14

Urea granulation process with scrubbing system

#93
20150026943
2015-01-29

Urea finishing method

#94
20140223981
2014-08-14

FERTILIZERS FOR CARBON SEQUESTRATION AND ENHANCED NUTRIENT EFFICIENCY

#95
20140102156
2014-04-17

FERTILIZERS CONTAINING ANIMAL NUTRIENT CORE PACKET

#96
20140047884
2014-02-20

Compositions of substantially spherical particles and methods of making thereof

#97
20140047883
2014-02-20

Liquid compositions containing urease inhibitors and glycol alkyl ethers and methods of making a use thereof

#98
20140047882
2014-02-20

Liquid compositions containing urease inhibitors and aryl alkyl alcohols and methods of making and use thereof

#99
20130283873
2013-10-31

Additive containing N-(N-butyl)thiophosphoric triamide for urea-based fertilizer

#100
20130276494
2013-10-24

Solid urea fertilizer

#101
20130023417
2013-01-24

Urea formaldehyde polymer additive for odor control of unmanipulated manure

#102
20120222170
2012-08-30

Slow-release fertilizer and method of making and using same

#103
20120210760
2012-08-23

PHOSPHORUS-FREE OR LOW PHOSPHORUS FERTILIZER

#104
20120156275
2012-06-21

Process for coating an active ingredient with a urea-formaldehyde polymer

#105
20120125064
2012-05-24

BIOCHAR COMPLEX

#106
20120103042
2012-05-03

Dual salt fertilizer giving enhanced crop yields

#107
20120017659
2012-01-26

FERTILIZERS CONTAINING ANIMAL NUTRIENT CORE PACKET

#108
20110296886
2011-12-08

REACTION PRODUCTS AND METHODS FOR MAKING AND USING THE SAME

#109
20110209252
2011-08-25

Slow-release fertilizer and method of making and using same

#110
20100251791
2010-10-07

DUAL SALT FERTILIZER GIVING ENHANCED CROP YIELDS

#111
20100234223
2010-09-16

CONTROLLED RELEASE FERTILIZERS EMPLOYING UREAFORM COMPOUNDS AND PROCESSES FOR MAKING SAME

#112
20100206029
2010-08-19

Urea formaldehyde polymer additive for odor control of unmanipulated manure

#113
20090301972
2009-12-10

Materials and process for enhancing selective separations

#114
20090298688
2009-12-03

Slow-Release Fertilizer and Method of Making and Using Same

#115
20090217723
2009-09-03

DUAL SALT FERTILIZER GIVING ENHANCED CROP YIELDS

#116
20090165515
2009-07-02

GRANULAR SLOW-RELEASE NITROGENOUS FERTILIZER

#117
20090133457
2009-05-28

HIGH NITROGEN LIQUID FERTILIZER

#118
20090035384
2009-02-05

PROCESS FOR PRODUCING COATED UREA-FORMALDEHYDE POLYMERS

#119
20080141747
2008-06-19

Extended-release urea-based granular fertilizer

#120
20080134738
2008-06-12

USE OF HUMECTANTS IN FOLIAR NITROGEN CONTAINING FERTILIZER FORMULATIONS

#121
20080016765
2008-01-24

Method for producing stabilized nitrogen compositions

#122
20070295047
2007-12-27

Solid urea fertilizer

#123
20070193321
2007-08-23

High nitrogen liquid fertilizer

#124
20070157689
2007-07-12

Additive containing N-(n-butyl)thiophsphoric triamide for urea-based fertilizer

#125
20070051149
2007-03-08

Fertilizers containing polyamino acid

#126
20070039365
2007-02-22

Slow-release fertilizer and method of making and using same

#127
20060283222
2006-12-21

Fertilizer, process for producing the same, process for controlling inorganizing speed of urea/aliphatic aldehyde condensation product, and process for growing crops

#128
20060260372
2006-11-23

Slow and controlled-release polymeric fertilizer with multiple nutrients, preparing process for the same and the use method of the same

#129
20060243671
2006-11-02

Method and system for treating waste matter from animals, urea-rich and urea-lean waste-matter products, and uses thereof

#130
20060236734
2006-10-26

Fertilizers containing polyamino acid

#131
20060196241
2006-09-07

High nitrogen liquid fertilizer

#132
20060003893
2006-01-05

Controlled release fertilizers employing ureaform compounds and processes for making same

#133
20050144997
2005-07-07

Extended-release nitrogen-containing granular fertilizer

#134
16585456
2022-07-19

Humic acid-supplemented fertilizers, macronutrients, and micronutrients

#135
15710735
2018-07-03

Encapsulated sustained release urea fertilizer