US3131113A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cellulosic material having improved adhesion to polyethylene
Assignee: Union Carbide Corp
•
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 03:44
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.
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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 |