US3404094A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Corrosion inhibitor composition
Assignee: Halliburton Co
•
Filing: 1965-09-07
•
Granted: 1968-10-01
•
Expires: 1985-09-07
Abstract
No abstract record available.
Inventors
- 👤 Bill R Keeney
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 03:29
CPC Classifications
C; C23; C23F; C23F11/00; C23F11/04; C23G; C23G1/00; C23G1/02; C23G1/04; C23G1/06; Y; Y10; Y10S; Y10S507/00; Y10S507/933; Y10S507/934
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2814593A
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US2993864A
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US3017355A
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US3107221A
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US3249548A
Cited
US3140260A
Cited
US3049496A
Cited
US3231507A
Cited
US3294694A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-10-01 | 1972-04-01 | 1972-10-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-10-01 | 1976-04-01 | 1976-10-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-10-01 | 1980-04-01 | 1980-10-01 | $7700.00 | Window Closed / Lapsed |