US3425981A
Expired / Lapsed
US
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Olefin polymer compositions containing ethylene oxide polymers having a molecular weight of from 100,000 to 10 million
Assignee: Union Carbide Corp
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Filing: 1965-02-12
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Granted: 1969-02-04
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Expires: 1985-02-12
Abstract
No abstract record available.
Inventors
- 👤 Paul P Puletti
- 👤 Jack H Gardner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 08:40
CPC Classifications
C; C08; C08L; C08L23/00; C08L23/02; C08K; C08K3/00; C08K3/18; C08K3/20; C08K3/22; C08L23/04; C08L23/06; C08L23/08; C08L23/0846; C08L23/0853; C08L31/00; C08L31/02; C08L31/04; Y; Y10; Y10S; Y10S524/00; Y10S524/91
Claims Analysis
Total Claims: 0
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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) | 1972-02-04 | 1972-08-05 | 1973-02-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-02-04 | 1976-08-05 | 1977-02-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-02-04 | 1980-08-05 | 1981-02-04 | $7700.00 | Window Closed / Lapsed |