Patent US2880180A successfully refreshed from Google Patents.
US2880180A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Propargyl sulfide as a corrosion inhibitor in acidic solutions
Assignee: Dow Chemical Co
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Filing: 1956-09-10
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Granted: 1959-03-31
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Expires: 1976-09-10
Abstract
No abstract record available.
Inventors
- 👤 Gerald L Foster
- 👤 Billy D Oakes
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 23:41
CPC Classifications
C; C23; C23F; C23F11/00; C23F11/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
17 words
A COMPOSITION CONSISTING ESSENTIALLY OF AN AQUEOUS NON-OXIDIZING ACID AND, AS A CORROSION INHIBITOR THEREFOR, PROPARGYL SULFIDE.
Claim 2
Dependent Claim
17 words
A COMPOSITION CONSISTING ESSENTIALLY OF AN AQUEOUS NON-OXIDIZING ACID AND, AS A CORROSION INHIBITOR THEREFOR, PROPARGYL SULFIDE.
References Cited (Backward Citations)
US2701714A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-03-30 | 1962-09-29 | 1963-03-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-03-30 | 1966-09-29 | 1967-03-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-03-30 | 1970-09-29 | 1971-03-31 | $7700.00 | Window Closed / Lapsed |