US3734979A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Shaped and molded articles of polymer blends comprising polyolefins and lactone polymer
Assignee: Union Carbide Corp
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Filing: 1970-12-30
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Granted: 1973-05-22
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Expires: 1990-12-30
Abstract
Abstract MOLDED AND SHAPED ARTICLE COMPRISING SOLID OLEFIN POLYMERS, PARTICULAR CRYSTALLINE ALKENES, AND SOLID CYCLIC ESTER POLYMERS SUCH AS FIBERS, FILMS, WIRE AND CABLE COATINGS, AND THE LIKE WHICH EXHIBIT OR POSSESS IMPROVED DYEABILITY, STRESS CRACK RESISTANCE, LOW HAZE, AND HIGH GLOSS, AND/OR HIGH LIGHT TRANSMISSION.
Inventors
- 👤 J Koleske
- 👤 E Walter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 05:32
CPC Classifications
C; C08; C08L; C08L23/00; C08L23/02; C08L67/00; C08L67/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1976-05-21 | 1976-11-20 | 1977-05-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-05-21 | 1980-11-20 | 1981-05-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-05-21 | 1984-11-20 | 1985-05-22 | $7700.00 | Window Closed / Lapsed |