US3088910A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Corrosion inhibitors
Assignee: ExxonMobil Technology and Engineering Co
•
Filing: 1959-08-10
•
Granted: 1963-05-07
•
Expires: 1979-08-10
Abstract
No abstract record available.
Inventors
- 👤 Harry W Rudel
- 👤 Seitz William
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 01:30
CPC Classifications
C; C07; C07D; C07D233/00; C07D233/04; C07D233/06; C07D233/08; C07D233/12; C07D233/16; C07D233/14; C10; C10M; C10M1/00; C10M1/08; C23; C23F; C23F11/00; C23F11/08; C23F11/10; C10M2207/00; C10M2207/28; C10M2207/281; C10M2207/282; C10M2207/283; C10M2207/286; C10M2223/00; C10M2223/02; C10M2223/04; C10M2223/043; C10N; C10N2030/00; C10N2030/12
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
19 words
A CORROSION INHIBITOR COMPRISING A NEUTRALIZATION PRODUCT OF AN ALKYL PHOSPHORIC ACID AND AN IMIDAZOLINE HAVING THE GENERAL FORMULA:
Claim 2
Dependent Claim
19 words
A CORROSION INHIBITOR COMPRISING A NEUTRALIZATION PRODUCT OF AN ALKYL PHOSPHORIC ACID AND AN IMIDAZOLINE HAVING THE GENERAL FORMULA:
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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) | 1966-05-06 | 1966-11-05 | 1967-05-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-05-06 | 1970-11-05 | 1971-05-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-05-06 | 1974-11-05 | 1975-05-07 | $7700.00 | Window Closed / Lapsed |