US2034457A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Synthetic resins and compositions
Assignee: Bakelite Corp
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Filing: 1932-10-19
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Granted: 1936-03-17
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Expires: 1952-10-19
Abstract
No abstract record available.
Inventors
- 👤 Howard L Bender
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 19:28
CPC Classifications
C; C08; C08G; C08G8/00; C08G8/04; C08G8/02; C08G8/28; C08K; C08K7/00; C08K7/02
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) | 1939-03-17 | 1939-09-16 | 1940-03-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1943-03-17 | 1943-09-16 | 1944-03-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1947-03-17 | 1947-09-16 | 1948-03-17 | $7700.00 | Window Closed / Lapsed |