Assignee
TENSION ENVELOPE CORP
US·21 granted patents·1 pending application·625 citations·filing 1974–2011
Top patents by PatentIndex Score
22 records- 0193US4565317ATwo-way envelope with inside return seal flapTENSION ENVELOPE CORP·Filed 1983·Granted Jan 21, 1986·105 cites·17 claims
- 0290US5478185ABulk envelope container and transfer system and methodTENSION ENVELOPE CORP·Filed 1993·Granted Dec 26, 1995·42 cites·23 claims
- 0390US5464316AEnvelope accumulation, batching and compression apparatus and methodTENSION ENVELOPE CORP·Filed 1993·Granted Nov 7, 1995·38 cites·32 claims
- 0488US5425565AMultiple envelope gripping and transfer apparatus and methodTENSION ENVELOPE CORP·Filed 1993·Granted Jun 20, 1995·44 cites·27 claims
- 0580US5537927AApparatus and method for precisely drilling alignment pin register holes in pre-marked flexible printing platesTENSION ENVELOPE CORP·Filed 1994·Granted Jul 23, 1996·34 cites·34 claims
- 0678US5678754AEnvelope with dual pocketsTENSION ENVELOPE CORP·Filed 1995·Granted Oct 21, 1997·17 cites·13 claims
- 0778US4436202AReusable envelopeTENSION ENVELOPE CORP·Filed 1982·Granted Mar 13, 1984·56 cites·9 claims
- 0877US4047661APrint envelopeTENSION ENVELOPE CORP·Filed 1976·Granted Sep 13, 1977·43 cites·11 claims
- 0976US5421700AEnvelope flap up pick and place apparatus and methodTENSION ENVELOPE CORP·Filed 1993·Granted Jun 6, 1995·20 cites·9 claims
- 1075US3946938ATwo piece mailerTENSION ENVELOPE CORP·Filed 1974·Granted Mar 30, 1976·25 cites·3 claims
- 1168US5967403ARemailable envelope and method for making a remailable envelope from a single blankTENSION ENVELOPE CORP·Filed 1998·Granted Oct 19, 1999·38 cites·8 claims
- 1265US4180168ATwo-way envelopeTENSION ENVELOPE CORP·Filed 1978·Granted Dec 25, 1979·29 cites·7 claims
- 1364US7172107B2Envelope having improved overlap profileTENSION ENVELOPE CORP·Filed 2003·Granted Feb 6, 2007·9 cites·19 claims
- 1461US4545521AEnvelope with hangerTENSION ENVELOPE CORP·Filed 1984·Granted Oct 8, 1985·31 cites·6 claims
- 1560US4072264ADuplex mailing envelopeTENSION ENVELOPE CORP·Filed 1977·Granted Feb 7, 1978·21 cites·7 claims
- 1658US5511479ASystem and method for providing pin register holes in flexible printing plates and apparatus and method for aligning plates on a flexographic printing press plate cylinderTENSION ENVELOPE CORP·Filed 1994·Granted Apr 30, 1996·16 cites·14 claims
- 1753USD554701SEnvelope with multiple pocketsTENSION ENVELOPE CORP·Filed 2006·Granted Nov 6, 2007·9 cites·1 claims
- 1852USD383160SCombined front envelope corner with integral stampTENSION ENVELOPE CORP·Filed 1995·Granted Sep 2, 1997·9 cites·1 claims
- 1948US5927592ALimited pocket envelopeTENSION ENVELOPE CORP·Filed 1997·Granted Jul 27, 1999·19 cites·7 claims
- 2048US2011272455A1Reusable envelope tray systemTENSION ENVELOPE CORP·Filed 2011·Application pending·0 cites
- 2137US4366636ADouble pocket easel envelopeTENSION ENVELOPE CORP·Filed 1981·Granted Jan 4, 1983·15 cites·7 claims
- 2223US4667457AHopper for envelopes and the likeTENSION ENVELOPE CORP·Filed 1986·Granted May 26, 1987·5 cites·25 claims
Join the waitlist — get patent alerts
Get an alert when TENSION ENVELOPE CORP files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →