US3166999A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for treating photographic film
Assignee: Individual
•
Filing: 1962-03-28
•
Granted: 1965-01-26
•
Expires: 1982-03-28
Abstract
No abstract record available.
Inventors
- 👤 Dement Gridley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 21:50
CPC Classifications
G; G03; G03D; G03D5/00; G03D5/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
110 words
A PHOTOGRAPHIC DEVELOPING DEVICE COMPRISING, IN COMBINATION, A HOUSING, A SHALLOW TRAY HAVING A LIGHT TRANSMITTING BOTTOM PANEL MOUNTED IN SAID HOUSING, MEANS FOR MOUNTING SAID HOUSING AND THEREBY SAID TRAY IN A VERTICALLY INCLINED POSITION, MEANS FOR MOUNTING A SHEET OF FILM AGAINST SAID BOTTOM PANEL, A TROUGH IN SAID HOUSING ADJACENT THE LOWER EDGE OF THE TRAY FOR CONTAINING A DEVELOPER LIQUID, A PANEL HINGED TO THE BACK OF SAID HOUSING, A PLURALITY OF LIGHTS MOUNTED ON SAID PANEL BEHIND SAID TRAY FOR ILLUMINATING SAID BOTTOM PANEL AND THEREBY THE FILM MOUNTED THEREON, AND MEANS COMMUNICATING WITH SAID TROUGH FOR DIRECTING DEVELOPER LIQUID FROM SAID TROUGH ONTO SAID
Claim 2
Dependent Claim
110 words
A PHOTOGRAPHIC DEVELOPING DEVICE COMPRISING, IN COMBINATION, A HOUSING, A SHALLOW TRAY HAVING A LIGHT TRANSMITTING BOTTOM PANEL MOUNTED IN SAID HOUSING, MEANS FOR MOUNTING SAID HOUSING AND THEREBY SAID TRAY IN A VERTICALLY INCLINED POSITION, MEANS FOR MOUNTING A SHEET OF FILM AGAINST SAID BOTTOM PANEL, A TROUGH IN SAID HOUSING ADJACENT THE LOWER EDGE OF THE TRAY FOR CONTAINING A DEVELOPER LIQUID, A PANEL HINGED TO THE BACK OF SAID HOUSING, A PLURALITY OF LIGHTS MOUNTED ON SAID PANEL BEHIND SAID TRAY FOR ILLUMINATING SAID BOTTOM PANEL AND THEREBY THE FILM MOUNTED THEREON, AND MEANS COMMUNICATING WITH SAID TROUGH FOR DIRECTING DEVELOPER LIQUID FROM SAID TROUGH ONTO SAID
References Cited (Backward Citations)
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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) | 1968-01-26 | 1968-07-27 | 1969-01-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-01-26 | 1972-07-27 | 1973-01-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-01-26 | 1976-07-27 | 1977-01-26 | $7700.00 | Window Closed / Lapsed |