US2120935A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Plastic compositions and process of shaping the same
Assignee: Carbide and Carbon Chemicals Corp
•
Filing: 1936-08-29
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Granted: 1938-06-14
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Expires: 1956-08-29
Abstract
No abstract record available.
Inventors
- 👤 Groff Frazier
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 22:20
CPC Classifications
C; C08; C08K; C08K5/00; C08K5/0008; C08K5/0016; B; B32; B32B; B32B17/00; B32B17/06; B32B17/10; B32B17/10005; B32B17/1055; B32B17/10605; B32B17/10761; C08K5/04; C08K5/10; Y; Y10; Y10S; Y10S206/00; Y10S206/819
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) | 1941-06-13 | 1941-12-13 | 1942-06-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1945-06-13 | 1945-12-13 | 1946-06-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1949-06-13 | 1949-12-13 | 1950-06-14 | $7700.00 | Window Closed / Lapsed |