The Patent Finder

Gregg Engineering Corp.

Also on record
Records under this name other than patents Gregg Engineering Corp. holds now: patents now held by others, patents whose terms have ended, and its applications, pending or abandoned.

Showing 1 to 5 of 5 · Back to Gregg Engineering Corp.

PatentTitleStatus Expires Confidence
US 3,949,591Bender for die cutters and perforators for the printing industry
Term ended
Term ended no later than Apr 13, 1996 · Low confidence
Term endedTerm ended no later than Apr 13, 1996Low confidence
US 4,047,711Adjustable mounting for paper plow
Term ended
Term ended no later than Sep 13, 1997 · Low confidence
Term endedTerm ended no later than Sep 13, 1997Low confidence
US 4,073,485Apparatus for making multiple page printed booklets
Term ended
Term ended no later than Feb 14, 1998 · Low confidence
Term endedTerm ended no later than Feb 14, 1998Low confidence
US 4,113,243Combination web tucker and knife with web grippers and anvil
Term ended
Term ended no later than Sep 12, 1998 · Low confidence
Term endedTerm ended no later than Sep 12, 1998Low confidence
US 4,205,504Method and device for making envelopes from a continuous web and including the stuffing and sealing of those envelopes
Term ended
Term ended no later than Jun 3, 2000 · Low confidence
Term endedTerm ended no later than Jun 3, 2000Low confidence
The Patent Finder CompaniesExpirationsCalculatorWatchlistPricing MethodologyCorrectionsLegalPrivacysupport@thepatentfinder.com Updated Nov 15, 2026 · includes USPTO assignment & status data published Nov 15, 2026 and grant & fee data published Nov 10, 2026 (weekly) Part of 137 Finder · © 2026 137 Finder LLC · Sources cited