Patent US3546097A successfully refreshed from Google Patents.
US3546097A
Expired / Lapsed
US
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Fouling inhibitors and processes for using them
Assignee: Texaco Inc
•
Filing: 1968-12-27
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Granted: 1970-12-08
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Expires: 1988-12-27
Abstract
No abstract record available.
Inventors
- 👤 George B Tupper
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 13:38
CPC Classifications
C; C10; C10G; C10G75/00; C10G75/04; C23; C23F; C23F14/00; C23F14/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2737452A
Cited
US3218137A
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US3222145A
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US3269808A
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US3326975A
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US3271296A
Cited
US3437583A
Cited
US3390073A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-12-07 | 1974-06-08 | 1974-12-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-12-07 | 1978-06-08 | 1978-12-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-12-07 | 1982-06-08 | 1982-12-08 | $7700.00 | Window Closed / Lapsed |