US2953541A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Composition of polyethylene and a copolymer of ethylene and ethyl acrylate
Assignee: Union Carbide Corp
•
Filing: 1958-06-16
•
Granted: 1960-09-20
•
Expires: 1978-06-16
Abstract
No abstract record available.
Inventors
- 👤 Richard J Pecha
- 👤 Samuels Herbert
- 👤 David C Kay
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 19:23
CPC Classifications
C; C08; C08L; C08L23/00; C08L23/02; C08L23/04; C08L23/08; C08L23/0846; C08L23/0869; C08L23/06; C08L2205/00; C08L2205/02; C08L2205/03; C08L2205/035
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
49 words
A COMPOSITION COMPRISING A NORMALLY SOLID POLYETHYLENE AND A COPOLYMER OF ETHYLENE AND ETHYL ACRYLATE, SAID COPOLYMER CONTAINING FROM ABOUT 2 TO ABOUT 25 PERCENT BY WEIGHT COMBINED ETHYL ACRYLATE AND BEING PRESENT IN SAID COMPOSITION IN AN AMOUNT OF FROM ABOUT 20 TO ABOUT 80 PERCENT BY WEIGHT.
Claim 2
Dependent Claim
49 words
A COMPOSITION COMPRISING A NORMALLY SOLID POLYETHYLENE AND A COPOLYMER OF ETHYLENE AND ETHYL ACRYLATE, SAID COPOLYMER CONTAINING FROM ABOUT 2 TO ABOUT 25 PERCENT BY WEIGHT COMBINED ETHYL ACRYLATE AND BEING PRESENT IN SAID COMPOSITION IN AN AMOUNT OF FROM ABOUT 20 TO ABOUT 80 PERCENT BY WEIGHT.
References Cited (Backward Citations)
US2542771A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-09-20 | 1964-03-21 | 1964-09-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-09-20 | 1968-03-21 | 1968-09-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-09-20 | 1972-03-21 | 1972-09-20 | $7700.00 | Window Closed / Lapsed |