US2182992A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Corrosion preventive
Assignee: Stanco Inc
•
Filing: 1937-09-24
•
Granted: 1939-12-12
•
Expires: 1957-09-24
Abstract
No abstract record available.
Inventors
- 👤 Robert B Lebo
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 11:48
CPC Classifications
C; C10; C10M; C10M163/00; C09; C09D; C09D191/00; C09D191/06; C09D191/08; C10M101/00; C10M101/02; C10M101/025; C10M115/00; C10M115/10; C10M135/00; C10M135/08; C10M135/10; C10M159/00; C10M159/02; C10M159/08; C10M2201/00; C10M2201/06; C10M2201/062; C10M2201/08; C10M2201/082; C10M2201/083; C10M2201/086; C10M2201/10; C10M2201/102; C10M2203/00; C10M2203/10; C10M2203/1006; C10M2203/102; C10M2203/1025; C10M2203/104; C10M2203/1045; C10M2203/106; C10M2203/1065; C10M2203/108; C10M2203/1085; C10M2205/00; C10M2205/14; C10M2205/143; C10M2205/16; C10M2205/163; C10M2205/17; C10M2205/173; C10M2205/18; C10M2205/183; C10M2207/00; C10M2207/10; C10M2207/20; C10M2207/40; C10M2207/402; C10M2207/404; C10M2209/00; C10M2209/12; C10M2219/00; C10M2219/006; C10M2219/04; C10M2219/0413; C10M2219/044; C10M2219/0445; C10M2219/046; C10M2219/0466; C10N; C10N2010/00; C10N2010/04; C10N2030/00; C10N2030/12; C10N2050/00; C10N2050/015; C10N2050/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1942-12-11 | 1943-06-12 | 1943-12-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1946-12-11 | 1947-06-12 | 1947-12-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1950-12-11 | 1951-06-12 | 1951-12-12 | $7700.00 | Window Closed / Lapsed |