W. P. Hickman Company

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
E04D ROOF COVERINGS; SKY-LIGHTS; GUTTERS; ROOF-WORKING TOOLS 324

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9394695 Adjustable bracket device for selectively mounting rain gutters on buildingsJul 13, 12Jul 19, 16[A47H, E04D]
5414965 Roof edge anchoring devices for building structuresSep 01, 93May 16, 95[E04D]
5251411 Roof edge anchoring devices for building structuresApr 15, 92Oct 12, 93[E04D]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
6786018 Coping or fascia assembly for building roofExpiredDec 26, 01Sep 07, 04[E04F]
6360504 Coping assembly for building roofExpiredJun 20, 00Mar 26, 02[E04F]
6212829 Coping assembly for building roofExpiredApr 06, 00Apr 10, 01[E04F]
5893247 CopingExpiredJan 13, 98Apr 13, 99[E04F]
5272846 Roof edge anchoring devices for foam roofingExpiredJun 22, 92Dec 28, 93[E04D]
5230192 Ventilated roofing systemExpiredNov 26, 91Jul 27, 93[E04B]
5189853 Edge sealing devices for building structuresExpiredNov 08, 91Mar 02, 93[E04B]
5123208 Reglet assembly with snap-on flashingExpiredNov 13, 90Jun 23, 92[E04F]
4969250 Fascia assembly and method of making sameExpiredOct 16, 89Nov 13, 90[B23P, E04D, B21D]
4964248 Coping assembly for a non-uniform parapet wallExpiredJan 25, 90Oct 23, 90[E04D]
4909006 Fascia assembly and method of making sameExpiredJun 05, 89Mar 20, 90[E04B]
4890426 Fascia assembly and method of making sameExpiredSep 19, 88Jan 02, 90[E04D]
4780999 Roof edge construction with snap-on roof block restraintExpiredApr 06, 87Nov 01, 88[E04D]
4759157 Roof edge constructionExpiredFeb 06, 87Jul 26, 88[E04D]
4662129 Roof edge construction with compression and flashing membersExpiredFeb 18, 86May 05, 87[E04B]
4641476 Roof edge constructionExpiredMay 13, 85Feb 10, 87[E04D]
4617770 Nailerless roof edge, framing structure and building panel mounting assemblyExpiredSep 25, 84Oct 21, 86[E06B, E04B]
4598507 Roof edge constructionExpiredMar 13, 85Jul 08, 86[E04D]
4586301 Retainer clamp membrane fastening systemExpiredAug 06, 84May 06, 86[E04D]
4549376 Roof edge constructionExpiredOct 06, 81Oct 29, 85[E04D]

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