US3477356A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Photographic processing mechanism
Assignee: Peerless Photo Products Inc
•
Filing: 1967-05-04
•
Granted: 1969-11-11
•
Expires: 1987-05-04
Abstract
No abstract record available.
Inventors
- 👤 Ford P Ray
- 👤 Thomas W Slingsby
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 06:52
CPC Classifications
G; G03; G03D; G03D5/00; G03D5/06; G03D5/067
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3000287A
Cited
US3107596A
Cited
FR1337297A
Cited
GB1002364A
Cited
US3301156A
Cited
FR1392326A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-11-10 | 1973-05-12 | 1973-11-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-11-10 | 1977-05-12 | 1977-11-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-11-10 | 1981-05-12 | 1981-11-11 | $7700.00 | Window Closed / Lapsed |