RALPH WILSON PLASTICS COMPANY

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
 
 
E04C STRUCTURAL ELEMENTS; BUILDING MATERIALS 125

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
5157891 Furniture edge constructionSep 06, 91Oct 27, 92[E04C]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
5618602 Articles with tongue and groove joint and method of making such a jointExpiredMar 22, 95Apr 08, 97[B32B]
5244941 Artificial stone compositions, process of producing the same, and apparatus employed in the production thereofExpiredNov 02, 89Sep 14, 93[C08K]
5085940 Decorative laminate having core sheet impregnated with vinyl ester resinExpiredAug 17, 90Feb 04, 92[B32B]
4996817 Furniture edge constructionExpiredOct 01, 87Mar 05, 91[E04C, E04F]
4310088 In-line feed systemExpiredMay 30, 79Jan 12, 82[B65G]

Top Inventors for This Owner

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