US2700904A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Control mechanism
Assignee: JAMES D HOUGH
•
Filing: 1952-04-15
•
Granted: 1955-02-01
•
Expires: 1972-04-15
Abstract
No abstract record available.
Inventors
- 👤 Woods Charles William
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 15:46
CPC Classifications
G; G05; G05G; G05G9/00; G05G9/02; G05G9/04; G05G9/047; G05G2009/04703; G05G2009/04707; Y; Y10; Y10T; Y10T74/00; Y10T74/18; Y10T74/18888; Y10T74/1892; Y10T74/18936; Y10T74/20; Y10T74/20012; Y10T74/20201; Y10T74/20396
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US72344A
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US934147A
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US1166206A
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US1550416A
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US1720189A
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US1819111A
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US2336715A
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US2174419A
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US2329066A
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US2395180A
Cited
US2539120A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-01-31 | 1958-08-02 | 1959-02-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-01-31 | 1962-08-02 | 1963-02-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-01-31 | 1966-08-02 | 1967-02-01 | $7700.00 | Window Closed / Lapsed |