Patent US2157380A successfully refreshed from Google Patents.
US2157380A
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Suspensions for coating and other purposes
Assignee: SULFLO Corp OF AMERICA
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Filing: 1938-07-19
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Granted: 1939-05-09
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Expires: 1958-07-19
Abstract
No abstract record available.
Inventors
- 👤 Victor R Abrams
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 07:09
CPC Classifications
C; C09; C09D; C09D17/00; C09D17/002; C09D11/00; C09D11/02; C09D7/00; C09D7/40; C09D7/42; C10; C10M; C10M2201/00; C10M2201/04; C10M2201/043; C10M2201/05; C10M2201/06; C10M2201/061; C10M2201/062; C10M2201/063; C10M2201/065; C10M2201/08; C10M2201/081; C10M2201/082; C10M2201/084; C10M2201/10; C10M2201/102; C10M2201/16; C10M2201/18; C10M2203/00; C10M2203/02; C10M2203/022; C10M2203/024; C10M2203/04; C10M2203/10; C10M2203/102; C10M2203/104; C10M2203/106; C10M2203/108; C10M2207/00; C10M2207/04; C10M2207/40; C10M2207/404; C10M2219/00; C10M2219/04; C10M2219/044; C10N; C10N2010/00; C10N2010/04; C10N2040/00; C10N2040/10; C10N2040/20; C10N2040/22; C10N2050/00; C10N2050/10
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) | 1942-05-08 | 1942-11-07 | 1943-05-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1946-05-08 | 1946-11-07 | 1947-05-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1950-05-08 | 1950-11-07 | 1951-05-09 | $7700.00 | Window Closed / Lapsed |