Patent US2804781A successfully refreshed from Google Patents.
US2804781A
Expired / Lapsed
US
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Gearing for machine tools and the like
Assignee: Individual
•
Filing: 1954-11-15
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Granted: 1957-09-03
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Expires: 1974-11-15
Abstract
No abstract record available.
Inventors
- 👤 Zietz Kurt
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 22:33
CPC Classifications
F; F16; F16H; F16H19/00; F16H19/02; F16H19/04; B; B23; B23Q; B23Q5/00; B23Q5/22; B23Q5/34; B23Q5/38; B23Q5/385; F16H57/00; F16H57/12; Y; Y10; Y10T; Y10T409/00; Y10T409/30; Y10T409/304536; Y10T409/30588; Y10T74/00; Y10T74/19; Y10T74/19502; Y10T74/1956; Y10T74/19565; Y10T74/19614; Y10T82/00; Y10T82/25; Y10T82/2552; Y10T82/2554
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1884196A
Cited
GB556314A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-09-02 | 1961-03-04 | 1961-09-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-09-02 | 1965-03-04 | 1965-09-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-09-02 | 1969-03-04 | 1969-09-03 | $7700.00 | Window Closed / Lapsed |