US1349387A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Liquid car control
Assignee: Individual
•
Filing: 1919-04-02
•
Granted: 1920-08-10
•
Expires: 1939-04-02
Abstract
No abstract record available.
Inventors
- 👤 George N Simpson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 13:20
CPC Classifications
B; B61; B61K; B61K7/00; B61K7/16; B61K7/20
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) | 1923-08-10 | 1924-02-09 | 1924-08-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1927-08-10 | 1928-02-09 | 1928-08-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1931-08-10 | 1932-02-09 | 1932-08-10 | $7700.00 | Window Closed / Lapsed |