Patent US2679790A successfully refreshed from Google Patents.
US2679790A
Expired / Lapsed
US
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Automatic camera
Assignee: HOSPITAL PICTURE SERVICE Corp
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Filing: 1950-06-30
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Granted: 1954-06-01
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Expires: 1970-06-30
Abstract
No abstract record available.
Inventors
- 👤 Robert B Clark
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 20:01
CPC Classifications
G; G03; G03B; G03B17/00; G03B17/48; G03B17/50; G03B17/53
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2232240A
Cited
US2282075A
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US2360255A
Cited
GB557050A
Cited
US2393534A
Cited
US2552250A
Cited
US2534837A
Cited
US2530758A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-05-31 | 1957-11-30 | 1958-06-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-05-31 | 1961-11-30 | 1962-06-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-05-31 | 1965-11-30 | 1966-06-01 | $7700.00 | Window Closed / Lapsed |