Patent US3438317A successfully refreshed from Google Patents.
US3438317A
Expired / Lapsed
US
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Apparatus for processing photographic film
Assignee: Individual
•
Filing: 1965-10-22
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Granted: 1969-04-15
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Expires: 1985-10-22
Abstract
No abstract record available.
Inventors
- 👤 Mario Merolli
- 👤 Edoardo Paniccia
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 11:21
CPC Classifications
G; G03; G03D; G03D13/00; G03D13/006; G03D3/00; G03D3/02; G03D3/06
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US440325A
Cited
US2689213A
Cited
US2877700A
Cited
US3000288A
Cited
GB909788A
Cited
BE621253A
Cited
US3280716A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-04-14 | 1972-10-14 | 1973-04-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-04-14 | 1976-10-14 | 1977-04-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-04-14 | 1980-10-14 | 1981-04-15 | $7700.00 | Window Closed / Lapsed |