Patent US2607236A successfully refreshed from Google Patents.
US2607236A
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Geneva gearing
Assignee: International Projector Corp
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Filing: 1948-07-08
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Granted: 1952-08-19
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Expires: 1968-07-08
Abstract
No abstract record available.
Inventors
- 👤 Henry F Heidegger
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 13:05
CPC Classifications
F; F16; F16H; F16H27/00; F16H27/04; F16H27/06; G; G03; G03B; G03B1/00; G03B1/18; G03B1/38; Y; Y10; Y10S; Y10S29/00; Y10S29/026; Y10T; Y10T29/00; Y10T29/49; Y10T29/49826; Y10T74/00; Y10T74/19; Y10T74/1987; Y10T74/19879
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US934164A
Cited
US1221097A
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US1442021A
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US1503793A
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US1563669A
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US1825442A
Cited
US2369043A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-08-19 | 1956-02-18 | 1956-08-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-08-19 | 1960-02-18 | 1960-08-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-08-19 | 1964-02-18 | 1964-08-19 | $7700.00 | Window Closed / Lapsed |