Patent US2788705A successfully refreshed from Google Patents.
US2788705A
Expired / Lapsed
US
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Microfilm step and repeat camera
Assignee: Huebner Co
•
Filing: 1953-07-24
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Granted: 1957-04-16
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Expires: 1973-07-24
Abstract
No abstract record available.
Inventors
- 👤 William C Huebner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 12:01
CPC Classifications
G; G03; G03B; G03B27/00; G03B27/32; G03B27/46; G03B27/47
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1623538A
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US1888054A
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US1986693A
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US2158039A
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US2137028A
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US2275519A
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US2348457A
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US2369981A
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US2377514A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-04-15 | 1960-10-15 | 1961-04-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-04-15 | 1964-10-15 | 1965-04-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-04-15 | 1968-10-15 | 1969-04-16 | $7700.00 | Window Closed / Lapsed |