US3181444A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Control and actuation of rapid processing equipment
Assignee: GAF Chemicals Corp
•
Filing: 1962-08-27
•
Granted: 1965-05-04
•
Expires: 1982-08-27
Abstract
No abstract record available.
Inventors
- 👤 Takats Zoltan
- 👤 Komas John
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 05:14
CPC Classifications
G; G03; G03B; G03B17/00; G03B17/48; G03B17/50; G01; G01S; G01S7/00; G01S7/02; G01S7/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
109 words
IN PHOTOGRAPHIC APPARATUS, WHEREIN PHOTOGRAPHIC FILM IS WITHDRAWN CONTINUOUSLY FROM A SUPPLY SPOOL BY A METERING ROLL AND IS SEQUENTIALLY FED PAST AND EXPOSURE STATION, A RAPID PROCESSING STATION, AND A VIEWING STATION, IN RAPID SUCCESSION, THE IMPROVEMENT WHICH COMPRISES A POWER DRIVEN SEQUENCING UNIT OPERABLE FROM AN INITIAL STARTING POINT FOR AUTOMATICALLY ACTUATING SAID METERING ROLL TO WITHDRAW FILM FROM SAID SUPPLY SPOOL AND FEED IT SERIALLY, AND CONTINUOUSLY, THROUGH THE RESPECTIVE STATIONS, MEANS ON SAID SEQUENCING UNIT FOR CONTACTING SAID FILM WITH DEVELOPER SOLUTION AT SAID RAPID PROCESSING STATION, AND MEANS FOR AUTOMATICALLY RETURNING SAID SEQUENCING UNIT TO ITS INITIAL STARTING POINT ON FAILURE OF DRIVING POWER.
Claim 2
Dependent Claim
109 words
IN PHOTOGRAPHIC APPARATUS, WHEREIN PHOTOGRAPHIC FILM IS WITHDRAWN CONTINUOUSLY FROM A SUPPLY SPOOL BY A METERING ROLL AND IS SEQUENTIALLY FED PAST AND EXPOSURE STATION, A RAPID PROCESSING STATION, AND A VIEWING STATION, IN RAPID SUCCESSION, THE IMPROVEMENT WHICH COMPRISES A POWER DRIVEN SEQUENCING UNIT OPERABLE FROM AN INITIAL STARTING POINT FOR AUTOMATICALLY ACTUATING SAID METERING ROLL TO WITHDRAW FILM FROM SAID SUPPLY SPOOL AND FEED IT SERIALLY, AND CONTINUOUSLY, THROUGH THE RESPECTIVE STATIONS, MEANS ON SAID SEQUENCING UNIT FOR CONTACTING SAID FILM WITH DEVELOPER SOLUTION AT SAID RAPID PROCESSING STATION, AND MEANS FOR AUTOMATICALLY RETURNING SAID SEQUENCING UNIT TO ITS INITIAL STARTING POINT ON FAILURE OF DRIVING POWER.
References Cited (Backward Citations)
US2856829A
Cited
US2961938A
Cited
US2930302A
Cited
US2972741A
Cited
US3081687A
Cited
US3097580A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-05-03 | 1968-11-02 | 1969-05-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-05-03 | 1972-11-02 | 1973-05-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-05-03 | 1976-11-02 | 1977-05-04 | $7700.00 | Window Closed / Lapsed |