US2061635A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process of producing particularly stable condensation products
Assignee: Firm Resinous Products & C
•
Filing: 1932-11-29
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Granted: 1936-11-24
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Expires: 1952-11-29
Abstract
No abstract record available.
Inventors
- 👤 Sandig Kurt
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 09:53
CPC Classifications
C; C08; C08G; C08G63/00; C08G63/88; C08G63/90
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) | 1939-11-24 | 1940-05-25 | 1940-11-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1943-11-24 | 1944-05-25 | 1944-11-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1947-11-24 | 1948-05-25 | 1948-11-24 | $7700.00 | Window Closed / Lapsed |