E01B3/46 - CPC Classification Index

#1

20260092413

2026-04-02

RAILROAD TIE ELEMENTS AND RELATED METHODS

#2

20260028781

2026-01-29

EXTRUDED PVC GLASS FIBER REINFORCED RAILROAD TIE WITH ENHANCED THERMAL AND MECHANICAL STABILITY

#3

20240191438

2024-06-13

UNDER SLEEPER PAD

#4

20230250592

2023-08-10

RAILROAD SLEEPER AND PROCESS FOR MANUFACTURING A RAILROAD SLEEPER

#5

20230235516

2023-07-27

POLYMER-BASED RAILROAD TIE HAVING ENHANCED BALLAST INTERACTION

#6

20230228041

2023-07-20

A RAILROAD SLEEPER

#7

20230228040

2023-07-20

MOLDING DEVICES AND METHODS FOR MAKING ELASTOMERIC PADS FOR USE AS RAIL TIES

#8

20230175207

2023-06-08

COMPOSITE RAILWAY TIE

#9

20230095797

2023-03-30

SUPPORT FOR RAILWAY TRACK RAILS

#10

20230034329

2023-02-02

Automated spray system to produce an elastomeric pad on a railroad tie

#11

20220412014

2022-12-29

MOLDED RESIN OBJECT AND METHOD FOR PRODUCING MOLDED RESIN OBJECT

#12

20220363022

2022-11-17

COMPOSITE RAIL TIE APPARATUS AND METHOD

#13

20220098799

2022-03-31

Assembled bamboo sleeper and preparation method thereof

#14

20220081848

2022-03-17

One-step integrally-formed bamboo sleeper and preparation method thereof

#15

20210404121

2021-12-30

Switch

#16

20210180261

2021-06-17

Railroad sleeper and process for manufacturing a railroad sleeper

#17

20210140120

2021-05-13

Sleeper for a track superstructure

#18

20210054573

2021-02-25

Molded Railroad Composite Cross Tie Unit

#19

20200283962

2020-09-10

Polymer-based railroad tie having enhanced ballast interaction

#20

20190270262

2019-09-05

Composite rail tie apparatus and method

#21

20180327977

2018-11-15

Railway sleeper and railway-sleeper manufacturing method

#22

20180127922

2018-05-10

Sleeper pad

#23

20170058460

2017-03-02

RAIL ASSEMBLY AND COMPOSITE POLYMER CROSSTIES THEREFOR

#24

20160251807

2016-09-01

Composite rail tie apparatus and method

#25

20160160449

2016-06-09

Structure for Railroad Ties Having Data Acquisition, Processing and Transmission Means

#26

20160040384

2016-02-11

Pile casing

#27

20160040364

2016-02-11

Railway sleeper composed of fibre-reinforced stoneware

#28

20160024720

2016-01-28

Thermoset composite material and structural component and method of making the same from engineered recycled rubber powder

#29

20150361250

2015-12-17

Thermoset composite material and structural component and method of making the same from engineered recycled rubber powder

#30

20150292164

2015-10-15

Structure for railroad ties having data acquisition, processing and transmission means

#31

20140305055

2014-10-16

BASIC STRUCTURES MADE FROM RECYCLED SCRAP TIRES

#32

20140175185

2014-06-26

Thermoset composite material and structural component and method of making the same from engineered recycled rubber powder

#33

20130193222

2013-08-01

Elastic pad for concrete elements on which rails of a railway rest

#34

20130059144

2013-03-07

CONCRETE SLEEPER AND METHOD FOR THE PRODUCTION THEREOF

#35

20130004705

2013-01-03

Embedded receiver for fasteners

#36

20120187204

2012-07-26

Restoring and recycling railroad ties

#37

20120091287

2012-04-19

Structure for railroad ties having data acquisition, processing and transmission means

#38

20110297751

2011-12-08

Thermoset composite material and structural component and method of making the same from engineered recycled rubber powder

#39

20110155820

2011-06-30

COMPOSITE STRUCTURE FOR RAILROAD TIES AND OTHER STRUCTURAL MEMBERS AND METHOD FOR THEIR MANUFACTURE

#40

20100320281

2010-12-23

TIE FOUNDATION FOR A RAILWAY TIE

#41

20100219257

2010-09-02

Method for the production of railway ties

#42

20100170956

2010-07-08

Railroad cross tie and method of manufacture

#43

20100084787

2010-04-08

Composite load bearing structure

#44

20080265047

2008-10-30

Railway tie of non-homogeneous cross section useful in environments deleterious to timber

#45

20080179418

2008-07-31

COMPOSITE LOAD BEARING STRUCTURE

#46

20080121731

2008-05-29

Spikeless tie plate fasteners, pre-plated railroad ties and related assemblies and methods

#47

20080035747

2008-02-14

Wholly wrapped railroad crosstie and its manufacturing method

#48

20070187522

2007-08-16

Composite railroad tie and method of manufacture

#49

20070186801

2007-08-16

TIE SUITABLE FOR USE ON A TRACK

#50

20070108308

2007-05-17

Stacked railway tie

#51

20070040293

2007-02-22

Lightweight, composite structural railroad ties

#52

20070012794

2007-01-18

Anti-mud pumping railroad ties, pre-plated railroad ties and related methods

#53

20060226247

2006-10-12

Railway Ties and Structural Elements

#54

20060214019

2006-09-28

Spikeless tie plate fasteners, pre-plated railroad ties and related assemblies and methods

#55

20060180046

2006-08-17

Tie suitable for use on a track

#56

20060086817

2006-04-27

Composite material and method of manufacture

#57

20050236494

2005-10-27

Extruded railroad tie for use with steel tie

#58

20050156055

2005-07-21

Railroad crosstie formed from recycled rubber tires