Patent US5339803A successfully refreshed from Google Patents.
Patent US3131113A successfully refreshed from Google Patents.
US3131113A
Expired / Lapsed
US
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Cellulosic material having improved adhesion to polyethylene
Assignee: Union Carbide Corp
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Filing: 1959-03-12
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Granted: 1964-04-28
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Expires: 1979-03-12
Abstract
No abstract record available.
Inventors
- 👤 Harold A Arbit
- 👤 Richard S Brissette
- 👤 Robert W Gaines
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 10:57
CPC Classifications
B; B05; B05D; B05D7/00; B05D7/02; B32; B32B; B32B27/00; F; F04; F04B; F04B15/00; F04B15/06; F04B15/08; Y; Y10; Y10T; Y10T442/00; Y10T442/60; Y10T442/674; Y10T442/678; Y10T442/697; Y10T442/698
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
37 words
A COMPOSITE STRUCTURE CONSISTING ESSENTIALLY OF A CELLULOSIC SHEET CONTAINING FROM ABUT 2 TO ABOUT 60 PERCENT BY WEIGHT POLYETHYLENE FIBERS, BASED ON THE WEIGHT OF THE CELLULOSIC CONTENT OF SAID SHEET, BONDED TO A POLYETHYLENE FILM.
Claim 2
Dependent Claim
37 words
A COMPOSITE STRUCTURE CONSISTING ESSENTIALLY OF A CELLULOSIC SHEET CONTAINING FROM ABUT 2 TO ABOUT 60 PERCENT BY WEIGHT POLYETHYLENE FIBERS, BASED ON THE WEIGHT OF THE CELLULOSIC CONTENT OF SAID SHEET, BONDED TO A POLYETHYLENE FILM.
References Cited (Backward Citations)
GB641568A
Cited
US2124330A
Cited
US2199526A
Cited
GB491804A
Cited
US2483404A
Cited
US2476283A
Cited
US2810644A
Cited
US2686744A
Cited
GB742710A
Cited
GB793444A
Cited
GB805389A
Cited
US2851389A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-04-28 | 1967-10-28 | 1968-04-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-04-28 | 1971-10-28 | 1972-04-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-04-28 | 1975-10-28 | 1976-04-28 | $7700.00 | Window Closed / Lapsed |