US3458453A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Corrosion inhibiting composition containing a neutral amide and c3-c8 volatile amine
Assignee: Chevron USA Inc
•
Filing: 1966-07-08
•
Granted: 1969-07-29
•
Expires: 1986-07-08
Abstract
No abstract record available.
Inventors
- 👤 George J Kautsky
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 16:23
CPC Classifications
C; C07; C07D; C07D233/00; C07D233/04; C07D233/06; C10; C10G; C10G7/00; C10G7/10; C10L; C10L1/00; C10L1/10; C10L1/14; C10L1/22; C10L1/222; C10L1/2222; C10L1/224; C10L1/232; Y; Y10; Y10S; Y10S507/00; Y10S507/939
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US3107221A
Cited
US3294705A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-07-28 | 1973-01-27 | 1973-07-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-07-28 | 1977-01-27 | 1977-07-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-07-28 | 1981-01-27 | 1981-07-29 | $7700.00 | Window Closed / Lapsed |