Patent US3355518A successfully refreshed from Google Patents.
US3355518A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Copolymers
Assignee: Union Carbide Corp
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Filing: 1964-11-25
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Granted: 1967-11-28
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Expires: 1984-11-25
Abstract
No abstract record available.
Inventors
- 👤 Edward M Sullivan
- 👤 Nathan L Zutty
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 12:40
CPC Classifications
C; C08; C08F; C08F22/00; C08F22/36; C08K; C08K5/00; C08K5/36; C08K5/45; C08K5/46; C08K5/47; C08K5/49; C08L; C08L23/00; C08L23/02; C08L23/10; C08L39/00; C08L2203/00; C08L2203/12
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
49 words
A COMPOSITION COMPRISING A BLEND OF (A) FROM ABOUT 25 TO 99 PERCENT BY WEIGHT OF A POLYOLEFIN AND (B) FROM ABOUT 1 TO 75 PERCENT BY WEIGHT OF A NORMALLY SOLID COPOLYMER OF ETHYLENE AND A COMONOMER SELECTED FROM THE GROUP CONSISTING OF THE FUMARAMIDES OF THE FORMULA:
Claim 2
Dependent Claim
49 words
A COMPOSITION COMPRISING A BLEND OF (A) FROM ABOUT 25 TO 99 PERCENT BY WEIGHT OF A POLYOLEFIN AND (B) FROM ABOUT 1 TO 75 PERCENT BY WEIGHT OF A NORMALLY SOLID COPOLYMER OF ETHYLENE AND A COMONOMER SELECTED FROM THE GROUP CONSISTING OF THE FUMARAMIDES OF THE FORMULA:
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) | 1970-11-27 | 1971-05-29 | 1971-11-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-11-27 | 1975-05-29 | 1975-11-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-11-27 | 1979-05-29 | 1979-11-28 | $7700.00 | Window Closed / Lapsed |