Patent DE668351C successfully refreshed from Google Patents.
Patent US914277A successfully refreshed from Google Patents.
US914277A
Expired / Lapsed
US
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Controlling device.
Assignee: WALTHAM Manufacturing Co
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Filing: 1908-02-01
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Granted: 1909-03-02
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Expires: 1928-02-01
Abstract
No abstract record available.
Inventors
- 👤 Frank D Howe
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 04:38
CPC Classifications
G; G05; G05G; G05G5/00; G05G5/12; G05G5/14; G05G5/18; Y; Y10; Y10T; Y10T74/00; Y10T74/20; Y10T74/20558; Y10T74/2057; Y10T74/20576; Y10T74/20636; Y10T74/20672; Y10T74/20708; Y10T74/21; Y10T74/2142; Y10T74/2144; Y10T74/2148; Y10T74/2149
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) | 1912-03-01 | 1912-08-31 | 1913-03-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1916-03-01 | 1916-08-31 | 1917-03-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1920-03-01 | 1920-08-31 | 1921-03-02 | $7700.00 | Window Closed / Lapsed |