Patent US3077453A successfully refreshed from Google Patents.
US3077453A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Corrosion inhibition
Assignee: Dow Chemical Co
•
Filing: 1961-09-01
•
Granted: 1963-02-12
•
Expires: 1981-09-01
Abstract
No abstract record available.
Inventors
- 👤 Billy D Oakes
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 20:43
CPC Classifications
C; C23; C23F; C23F11/00; C23F11/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
21 words
A CORROSION INHIBITOR COMPOSITION CONSISTING ESSENTIALLY OF FROM 0 TO 98 PARTS BY EIGHT OF AN ACETYLENIC ALCOHOL HAVING THE FORMULA
Claim 2
Dependent Claim
21 words
A CORROSION INHIBITOR COMPOSITION CONSISTING ESSENTIALLY OF FROM 0 TO 98 PARTS BY EIGHT OF AN ACETYLENIC ALCOHOL HAVING THE FORMULA
References Cited (Backward Citations)
US1678776A
Cited
US2053024A
Cited
US2097847A
Cited
CH235291A
Cited
US2472400A
Cited
US2814593A
Cited
US2806067A
Cited
US2955083A
Cited
US2846294A
Cited
US2913408A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-02-11 | 1966-08-13 | 1967-02-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-02-11 | 1970-08-13 | 1971-02-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-02-11 | 1974-08-13 | 1975-02-12 | $7700.00 | Window Closed / Lapsed |