US3078261A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Withdrawal of reaction heat
Assignee: BASF SE
•
Filing: 1957-08-05
•
Granted: 1963-02-19
•
Expires: 1977-08-05
Abstract
No abstract record available.
Inventors
- 👤 Wisseroth Karl
- 👤 Kastning Ernst-Guenther
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 06:27
CPC Classifications
C; C08; C08F; C08F10/00; C08F10/02; B; B01; B01J; B01J19/00; B01J19/0006; B01J19/0013; C08F2/00; B01J2219/00; B01J2219/00049; B01J2219/00051; B01J2219/00074; B01J2219/00076; B01J2219/00081; B01J2219/00087; B01J2219/00103; B01J2219/00121; B01J2219/00123; B01J2219/00162; B01J2219/00182; C08F110/00; C08F110/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1325666A
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US2255414A
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US2414311A
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US2780617A
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US2825721A
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US2899417A
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US2918460A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-02-18 | 1966-08-20 | 1967-02-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-02-18 | 1970-08-20 | 1971-02-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-02-18 | 1974-08-20 | 1975-02-19 | $7700.00 | Window Closed / Lapsed |