Patent US2149732A successfully refreshed from Google Patents.
US2149732A
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Composite molded article and process for making the same
Assignee: Union Carbide Corp
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Filing: 1931-07-15
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Granted: 1939-03-07
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Expires: 1951-07-15
Abstract
No abstract record available.
Inventors
- 👤 Groff Frazier
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 11:11
CPC Classifications
B; B32; B32B; B32B15/00; B32B15/04; B32B15/08; Y; Y10; Y10T; Y10T156/00; Y10T156/10; Y10T156/1052; Y10T156/1056; Y10T428/00; Y10T428/24; Y10T428/24273; Y10T428/24322; Y10T428/24331; Y10T428/24339; Y10T428/31504; Y10T428/31678; Y10T428/31707
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) | 1942-03-06 | 1942-09-05 | 1943-03-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1946-03-06 | 1946-09-05 | 1947-03-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1950-03-06 | 1950-09-05 | 1951-03-07 | $7700.00 | Window Closed / Lapsed |