Patents-Review.com
ClassID:

131135 ⎘

E04F17/06 - CPC Classification

Classification description:

Vertical ducts; Channels, e.g. for drainage Light shafts, e.g. for cellars

Recent Application in this class:
#1
20260125913
2026-05-07

METHOD FOR EXTENDING A WINDOW WELL USING A MODULAR WINDOW WELL INSERT

 #2
20260124814
2026-05-07

LIGHTWEIGHT AND DURABLE WINDOW WELL

 #3
20250305302
2025-10-02

MOLDED WINDOW WELL WITH IMPACT RESISTANT LIP

 #4
20250237069
2025-07-24

MODULAR STEP FOR A WINDOW WELL

 #5
20240218677
2024-07-04

Window Well Systems

 #6
20240084605
2024-03-14

METHOD FOR REPAIRING A WINDOW WELL USING A MODULAR WINDOW WELL INSERT

 #7
20240084604
2024-03-14

VEIL PRINTING PROCESSES FOR MOLDING THERMOPLASTIC WINDOW WELLS

 #8
20230311432
2023-10-05

PROCESS FOR MANUFACTURING LIGHTWEIGHT AND DURABLE WINDOW WELL

 #9
20230183989
2023-06-15

Window well systems

 #10
20230094584
2023-03-30

Window well mounting system

 #11
20220290454
2022-09-15

Subterranean hotel

 #12
20210207387
2021-07-08

Modular step for a window well

 #13
20210172180
2021-06-10

Modular insert for a window well

 #14
20210164240
2021-06-03

Veil printing processes for molding thermoplastic window wells

 #15
20210102388
2021-04-08

Light enhancing and flood protection window well installation

 #16
20210086011
2021-03-25

Emergency egress training system and method

 #17
20210017772
2021-01-21

Lightweight and durable window well

 #18
20190120451
2019-04-25

WINDOW ILLUMINATION ENHANCER

 #19
20190010759
2019-01-10

Window well egress apparatus

 #20
20180347208
2018-12-06

WINDOW WELL SYSTEM FOR POURED CONCRETE WALLS

 #21
20170306584
2017-10-26

SYSTEM, METHOD AND APPARATUS FOR INTEGRATED WATER MANAGEMENT OF A BASEMENT

 #22
20170081863
2017-03-23

Externally protruding light-capture window well

 #23
20160281944
2016-09-29

Window illumination enhancer

 #24
20160138337
2016-05-19

Window Well Egress Apparatus

 #25
20160017569
2016-01-21

Window well drainage system for draining surface water runoff and method for performing the same

 #26
20120174499
2012-07-12

Window well cover

 #27
20120088069
2012-04-12

Window-well egress with artistic surfaces

 #28
20110314743
2011-12-29

Locking jack for a window well cover

 #29
20110302853
2011-12-15

Method for molding artistic surfaces

 #30
20110271620
2011-11-10

Concrete building wall having cast-in-place window wells

 #31
20110232206
2011-09-29

WINDOW WELL

 #32
20110203194
2011-08-25

Actuatable Window Well Covering System

 #33
20100205897
2010-08-19

Window well

 #34
20100037668
2010-02-18

METHOD AND SYSTEM FOR MAKING A WINDOW WELL

 #35
20090090160
2009-04-09

Process for obscuring corrugations in a window well

 #36
20080216420
2008-09-11

Method for forming cast-in-place concrete window wells

 #37
20080209823
2008-09-04

Modular window well

 #38
20080034673
2008-02-14

Window well cover assembly

 #39
20080010911
2008-01-17

Window well assembly

 #40
20070130846
2007-06-14

Window well

 #41
20070089373
2007-04-26

Method and apparatus for installing egress window steps

 #42
20070006537
2007-01-11

Modular area wall

 #43
20060162263
2006-07-27

Adjustable window well grate

 #44
20050268564
2005-12-08

Modular window well

 #45
20050252103
2005-11-17

Textured window well

 #46
20050252102
2005-11-17

Window well liner

 #47
20050160687
2005-07-28

Window well cover

 #48
20050115169
2005-06-02

Window well

 #49
15263751
2017-11-14

Window well cover