Patent US2063596A successfully refreshed from Google Patents.
US2063596A
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US
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Thermal treatment of carbon compounds
Assignee: IG Farbenindustrie AG
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Filing: 1933-02-13
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Granted: 1936-12-08
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Expires: 1953-02-13
Abstract
No abstract record available.
Inventors
- 👤 Feiler Paul
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 13:31
CPC Classifications
B; B01; B01J; B01J19/00; B01J19/0006; B01J19/002; B01J19/0026; Y; Y10; Y10S; Y10S585/00; Y10S585/919; Y10S585/92; Y10S585/949; Y10S585/95; Y10T; Y10T428/00; Y10T428/12; Y10T428/12493; Y10T428/12771; Y10T428/12778
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) | 1939-12-08 | 1940-06-08 | 1940-12-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1943-12-08 | 1944-06-08 | 1944-12-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1947-12-08 | 1948-06-08 | 1948-12-08 | $7700.00 | Window Closed / Lapsed |