Patent JPS492336A successfully refreshed from Google Patents.
US2015043A
Expired / Lapsed
US
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Preparation of emulsions
Assignee: Texaco Inc
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Filing: 1933-02-17
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Granted: 1935-09-17
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Expires: 1953-02-17
Abstract
No abstract record available.
Inventors
- 👤 William M Stratford
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 13:53
CPC Classifications
C; C10; C10M; C10M173/00; A; A01; A01N; A01N25/00; A01N25/02; A01N25/04; C10M2201/00; C10M2201/02; C10M2201/04; C10M2201/041; C10M2201/06; C10M2201/062; C10M2201/10; C10M2201/102; C10M2201/103; C10M2207/00; C10M2207/10; C10M2207/16; C10M2215/00; C10M2215/02; C10M2215/04; C10M2215/042; C10M2219/00; C10M2219/04; C10M2219/044; C10N; C10N2040/00; C10N2040/20; C10N2040/22; C10N2050/00; C10N2050/01
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) | 1938-09-16 | 1939-03-18 | 1939-09-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1942-09-16 | 1943-03-18 | 1943-09-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1946-09-16 | 1947-03-18 | 1947-09-17 | $7700.00 | Window Closed / Lapsed |