Patent US1986986A successfully refreshed from Google Patents.
US1986986A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Governor-meter
Assignee: Individual
•
Filing: 1930-08-09
•
Granted: 1935-01-08
•
Expires: 1950-08-09
Abstract
No abstract record available.
Inventors
- 👤 Everett W Swartwout
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 16:56
CPC Classifications
G; G01; G01F; G01F15/00; G01F15/02; G01F15/022; G05; G05D; G05D16/00; G05D16/20; G05D16/2006; G05D16/2013; G05D16/202; G05D7/00; G05D7/01; G05D7/0106; Y; Y10; Y10T; Y10T137/00; Y10T137/7722; Y10T137/7781; Y10T137/7784; Y10T137/7787; Y10T137/7791; Y10T137/8158
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
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) | 1938-01-07 | 1938-07-09 | 1939-01-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1942-01-07 | 1942-07-09 | 1943-01-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1946-01-07 | 1946-07-09 | 1947-01-08 | $7700.00 | Window Closed / Lapsed |