Patent US3357549A successfully refreshed from Google Patents.
US3357549A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tear-open sealed thermoplastic film package
Assignee: Honeywell International Inc
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Filing: 1965-04-29
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Granted: 1967-12-12
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Expires: 1985-04-29
Abstract
No abstract record available.
Inventors
- 👤 James J Staiti
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 16:35
CPC Classifications
A; A61; A61B; A61B17/00; A61B17/04; A61B17/06; A61B17/06114; A61B17/06133
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
145 words
A TEAR-OPEN SEALED THERMOPLASTIC FILM PACKAGE CONSISTING ESSENTIALLY OF A GENERALLY RECTANGULAR POUCH HAVING A SINGLE THICKNESS THERMOPLASTIC FILM FACE AND FILM BACK, THE OVERLAPPING SIDE EDGES OF THE FILM FACE AND FILM BACK HAVING MARGINAL HEAT SEALS FORMING CLOSURES FOR THE SIDES OF THE POUCH, THE POUCH BEING CLOSED AT THE OPPOSITE ENDS, AND A TABE FORMED OF A SEPARATE PIECE OF FILM HAVING A TEAR STRENGTH GREATER THAN THE TEAR STRENGTH OF THE FILM IN A DIRECTION ALONG THE SIDES OF THE POUCH, AND HAVING ONE END SECURED TO ONE OF SAID FACE AND SAID BACK AT ONE OF THE ENDS OF THE POUCH AND HAVING THE OPPOSITE END FREE AND ARRANGED TO BE GRASPED AND MOVED AWAY FROM THE PACKAGE TO TEAR THE FILM TO WHICH IT IS ATTACHED ALONG THE LENGTH OF THE MARGINAL HEAT SEALS AND THUS OPEN THE PACKAGE.
Claim 2
Dependent Claim
145 words
A TEAR-OPEN SEALED THERMOPLASTIC FILM PACKAGE CONSISTING ESSENTIALLY OF A GENERALLY RECTANGULAR POUCH HAVING A SINGLE THICKNESS THERMOPLASTIC FILM FACE AND FILM BACK, THE OVERLAPPING SIDE EDGES OF THE FILM FACE AND FILM BACK HAVING MARGINAL HEAT SEALS FORMING CLOSURES FOR THE SIDES OF THE POUCH, THE POUCH BEING CLOSED AT THE OPPOSITE ENDS, AND A TABE FORMED OF A SEPARATE PIECE OF FILM HAVING A TEAR STRENGTH GREATER THAN THE TEAR STRENGTH OF THE FILM IN A DIRECTION ALONG THE SIDES OF THE POUCH, AND HAVING ONE END SECURED TO ONE OF SAID FACE AND SAID BACK AT ONE OF THE ENDS OF THE POUCH AND HAVING THE OPPOSITE END FREE AND ARRANGED TO BE GRASPED AND MOVED AWAY FROM THE PACKAGE TO TEAR THE FILM TO WHICH IT IS ATTACHED ALONG THE LENGTH OF THE MARGINAL HEAT SEALS AND THUS OPEN THE PACKAGE.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-12-11 | 1971-06-12 | 1971-12-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-12-11 | 1975-06-12 | 1975-12-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-12-11 | 1979-06-12 | 1979-12-12 | $7700.00 | Window Closed / Lapsed |