US2101332A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process of producing synthetic resins
Assignee: IG Farbenindustrie AG
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Filing: 1937-01-30
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Granted: 1937-12-07
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Expires: 1957-01-30
Abstract
No abstract record available.
Inventors
- 👤 Frankenburger Walter
- 👤 Hammerschmid Herbert
- 👤 Roessler Georg
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 04:19
CPC Classifications
C; C08; C08G; C08G12/00; C08G12/02; C08G12/04; C08G12/06
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) | 1940-12-06 | 1941-06-07 | 1941-12-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1944-12-06 | 1945-06-07 | 1945-12-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1948-12-06 | 1949-06-07 | 1949-12-07 | $7700.00 | Window Closed / Lapsed |