Assignee
WESTERN FORMS INC
US25 patents
Top patents by PatentIndex Score
US5174909ADec 29, 1992
Latching bolt mechanism and mount for concrete forming system
WESTERN FORMS INC54 citations95
US5058855AOct 22, 1991
Latching bolt mechanism for concrete forming system
WESTERN FORMS INC59 citations95
US5288051AFeb 22, 1994
Latching bolt mechanism with lubricant reservoir for concrete forming system
WESTERN FORMS INC26 citations92
US5184439AFeb 9, 1993
Prestressed ligthweight panel
WESTERN FORMS INC28 citations92
US7152843B2Dec 26, 2006
Gripping ribs fastening system for concrete forming panels
WESTERN FORMS INC14 citations91
US7144530B2Dec 5, 2006
Concrete forming method employing threaded coupling slots
WESTERN FORMS INC36 citations91
US6935607B2Aug 30, 2005
Forming panel with extruded elongated threaded slot for receiving threaded attachment members
WESTERN FORMS INC33 citations91
US5965053AOct 12, 1999
Penetratable form with stiffback
WESTERN FORMS INC36 citations91
US4978099ADec 18, 1990
Chamfer strip and adjustable corner squaring strip for a concrete column form
WESTERN FORMS INC33 citations91
US4976401ADec 11, 1990
Adjustable corner squaring strip for a concrete column form
WESTERN FORMS INC23 citations91
US4958800ASep 25, 1990
Locking hinge mechanism
WESTERN FORMS INC38 citations91
US4744541AMay 17, 1988
Multiple purpose concrete form
WESTERN FORMS INC25 citations89
US4708315ANov 24, 1987
Multiple purpose concrete form with side rail stiffeners
WESTERN FORMS INC38 citations89
US6918567B2Jul 19, 2005
Concrete panel with gripping ribs and method of use
WESTERN FORMS INC18 citations80
US5080321AJan 14, 1992
Concrete form panel construction
WESTERN FORMS INC21 citations80
US6666428B2Dec 23, 2003
Method and apparatus for retaining separable coupling parts for concrete forming panel
WESTERN FORMS INC8 citations73
US6655650B2Dec 2, 2003
Concrete forming panel with flexible barrier
WESTERN FORMS INC7 citations73
US6698709B2Mar 2, 2004
Concrete forming panel with lightweight frame
WESTERN FORMS INC6 citations72
US6969041B2Nov 29, 2005
Method of forming concrete structures using panels having flexible barriers
WESTERN FORMS INC4 citations62
US6962316B2Nov 8, 2005
Concrete forming panel with lightweight frame
WESTERN FORMS INC3 citations61
US7980044B2Jul 19, 2011
Method for forming cast-in-place concrete window wells
WESTERN FORMS INC2 citations56
US10676943B2Jun 9, 2020
Concrete form panel and a fastening system and method for fastening form hardware on the concrete form panel
WESTERN FORMS INC1 citations53
US7131627B2Nov 7, 2006
Concrete forming panel with flexible barrier
WESTERN FORMS INC0 citations51
US7131808B2Nov 7, 2006
Retaining wedge for concrete forms
WESTERN FORMS INC1 citations50
US9765539B2Sep 19, 2017
Concrete form panel and a fastening system and method for fastening form hardware on the concrete form panel
WESTERN FORMS INC0 citations42