US2912915A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Photographic processing machine
Assignee: Individual
•
Filing: 1955-12-30
•
Granted: 1959-11-17
•
Expires: 1975-12-30
Abstract
No abstract record available.
Inventors
- 👤 Jr Russell L Hiserman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 19:34
CPC Classifications
G; G03; G03D; G03D3/00; G03D3/08; G03D3/13; G03D3/135
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
GB191318852A
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US1254300A
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US1451065A
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US2096232A
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US2186637A
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US2169061A
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US2327733A
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US2323934A
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US2448854A
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US2644384A
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US2463386A
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US2551689A
Cited
US2770179A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-11-16 | 1963-05-18 | 1963-11-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-11-16 | 1967-05-18 | 1967-11-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-11-16 | 1971-05-18 | 1971-11-17 | $7700.00 | Window Closed / Lapsed |