US2976245A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Esters of 1, 4-butanediol and 1, 2, 4-butanetriol as rust inhibitors
Assignee: GAF Chemicals Corp
•
Filing: 1957-06-13
•
Granted: 1961-03-21
•
Expires: 1977-06-13
Abstract
No abstract record available.
Inventors
- 👤 Joseph P Copes
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 02:05
CPC Classifications
C; C10; C10L; C10L1/00; C10L1/10; C10L1/14; C10L1/18; C10L1/19; C10L1/191; C10M; C10M1/00; C10M1/08; C10M2207/00; C10M2207/28; C10M2207/281; C10M2207/282; C10M2207/283; C10M2207/286; C10M2207/287; C10M2207/289; C10N; C10N2030/00; C10N2030/12; C10N2040/00; C10N2040/08; C10N2050/00; C10N2050/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
48 words
A CORROSION INHIBITED PETROLEUM HYDROCARBON COMPOSITION CONSISTING ESENTIALLY OF A MAJOR AMOUNT OF A PETROLEUM HYDROCARBON AND A MINOR EFFECTIVE CORROSION INHIBITING AMOUNT OF A COMPOUND SELECTED FROM THE GROUP CONSISTING OF OLEIC ACID ESTERS OF 1,4-BUTANNEDIOL AND 1,2,4BUTANETRIOL AND DIMERIZED LINOLEIC ACID ESTERS OF 1,4-BUTANEDIOL AND 1,2,4-BUTANETRIOL.
Claim 2
Dependent Claim
48 words
A CORROSION INHIBITED PETROLEUM HYDROCARBON COMPOSITION CONSISTING ESENTIALLY OF A MAJOR AMOUNT OF A PETROLEUM HYDROCARBON AND A MINOR EFFECTIVE CORROSION INHIBITING AMOUNT OF A COMPOUND SELECTED FROM THE GROUP CONSISTING OF OLEIC ACID ESTERS OF 1,4-BUTANNEDIOL AND 1,2,4BUTANETRIOL AND DIMERIZED LINOLEIC ACID ESTERS OF 1,4-BUTANEDIOL AND 1,2,4-BUTANETRIOL.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-03-20 | 1964-09-19 | 1965-03-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-03-20 | 1968-09-19 | 1969-03-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-03-20 | 1972-09-19 | 1973-03-21 | $7700.00 | Window Closed / Lapsed |