Patent US3576778A successfully refreshed from Google Patents.
US3576778A
Expired / Lapsed
US
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Novel heat seal adhesives based on polycaprolactone
Assignee: Ingredion Inc
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Filing: 1969-10-13
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Granted: 1971-04-27
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Expires: 1989-10-13
Abstract
Abstract NOVEL HEAT SEAL ADHESIVES BASED ON POLYCAPROLACTONE ARE DESCRIBED; SAID ADHESIVES BEING CHARACTERIZED BY THEIR LOW HEAT SEAL TEMPERATURES AND NON-BLOCKING PROPERTIES.
Inventors
- 👤 Irwin J Davis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 23:09
CPC Classifications
C; C09; C09J; C09J167/00; C09J167/04; C09J7/00; C09J7/30; C09J7/35; C08; C08L; C08L2666/00; C08L2666/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-04-26 | 1974-10-26 | 1975-04-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-04-26 | 1978-10-26 | 1979-04-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-04-26 | 1982-10-26 | 1983-04-27 | $7700.00 | Window Closed / Lapsed |