US1977111A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Automatic control for water and like systems
Assignee: Individual
•
Filing: 1933-06-21
•
Granted: 1934-10-16
•
Expires: 1953-06-21
Abstract
No abstract record available.
Inventors
- 👤 Ody C Cashion
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 04:19
CPC Classifications
E; E03; E03B; E03B7/00; E03B7/09; E03B7/10; E03B7/12; Y; Y10; Y10T; Y10T137/00; Y10T137/2931; Y10T137/3115; Y10T137/3127; Y10T137/5327; Y10T137/5497
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) | 1937-10-15 | 1938-04-16 | 1938-10-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1941-10-15 | 1942-04-16 | 1942-10-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1945-10-15 | 1946-04-16 | 1946-10-16 | $7700.00 | Window Closed / Lapsed |