Patent US3330197A successfully refreshed from Google Patents.
US3330197A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Developing apparatus for developing exposed films
Assignee: Individual
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Filing: 1965-01-18
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Granted: 1967-07-11
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Expires: 1985-01-18
Abstract
No abstract record available.
Inventors
- 👤 Boeger Marius
- 👤 Krueger Alfred
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 11:47
CPC Classifications
G; G03; G03D; G03D5/00; G03D5/06; G03D5/067; B; B29; B29C; B29C48/00; B29C48/03; B29C48/07; B29C48/08; B29C48/25; B29C48/88; B29C48/91; G03D3/00; G03D3/08; G03D3/13; G03D3/132
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
150 words
IN A DEVELOPING APPARATUS, IN COMBINATION, A FIRST TANK ADATPED TO CONTAIN A DEVELOPING LIQUID; A SECOND TANK ARRANGE ADJACENT SAID FIRST TANK AND ADAPTED TO CONTAIN A FIXING LIQUID; AND MEANS FOR SUCCESSIVELY APPLYING SAID DEVELOPING LIQUID AND SAID FIXING LIQUID TO THE EMULSION SIDE OF AN EXPOSED PHOTOGRAPHIC FILM AND FOR FEEDING SAID FILM IN ONE DIRECTION, SAID MEANS INCLUDING AT LEAST ONE PAIR OF SUPERIMPOSED ROLLS ADAPTED TO GRIP THE FILM BETWEEN THE PERIPHERAL SURFACE THEREOF AND COOPERATING WITH THE LIQUID IN SAID FIRST TANK FOR APPLYING SAID LIQUID TO THE EMULSION SIDE OF SAID FILM AND FOR TRANSPORTING THE FILM FROM SAID FIRST TO SAID SECOND TANK, GUIDE MEANS IN SAID SECOND TANK FOR GUIDING THE FILM THROUGH THE FIXING LIQUID THEREIN, A SECOND PAIR OF SUPERIMPOSED ROLLS BETWEEN SAID FIRST MENTIONED PAIR OF ROLLS AND SAID GUIDE MEANS AND ADAPTED TO GRIP THE FILM BE-
Claim 2
Dependent Claim
150 words
IN A DEVELOPING APPARATUS, IN COMBINATION, A FIRST TANK ADATPED TO CONTAIN A DEVELOPING LIQUID; A SECOND TANK ARRANGE ADJACENT SAID FIRST TANK AND ADAPTED TO CONTAIN A FIXING LIQUID; AND MEANS FOR SUCCESSIVELY APPLYING SAID DEVELOPING LIQUID AND SAID FIXING LIQUID TO THE EMULSION SIDE OF AN EXPOSED PHOTOGRAPHIC FILM AND FOR FEEDING SAID FILM IN ONE DIRECTION, SAID MEANS INCLUDING AT LEAST ONE PAIR OF SUPERIMPOSED ROLLS ADAPTED TO GRIP THE FILM BETWEEN THE PERIPHERAL SURFACE THEREOF AND COOPERATING WITH THE LIQUID IN SAID FIRST TANK FOR APPLYING SAID LIQUID TO THE EMULSION SIDE OF SAID FILM AND FOR TRANSPORTING THE FILM FROM SAID FIRST TO SAID SECOND TANK, GUIDE MEANS IN SAID SECOND TANK FOR GUIDING THE FILM THROUGH THE FIXING LIQUID THEREIN, A SECOND PAIR OF SUPERIMPOSED ROLLS BETWEEN SAID FIRST MENTIONED PAIR OF ROLLS AND SAID GUIDE MEANS AND ADAPTED TO GRIP THE FILM BE-
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-07-10 | 1971-01-09 | 1971-07-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-07-10 | 1975-01-09 | 1975-07-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-07-10 | 1979-01-09 | 1979-07-11 | $7700.00 | Window Closed / Lapsed |