Assignee
PORRITTS & SPENCER INC
2 granted patents·94 citations·filing 1980–1983
Top patents by PatentIndex Score
2 records- 0184US4283454APapermakers wet felt with ribbed and smooth surface texturesPORRITTS & SPENCER INC·Filed 1980·Granted Aug 11, 1981·74 cites·26 claims
- 0250US4489125ABatt-on-mesh press felt having increased abrasion resistance, batt retention and dimensional stabilityPORRITTS & SPENCER INC·Filed 1983·Granted Dec 18, 1984·20 cites·15 claims
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