US3142242A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Dispensing nozzle structure for photographic processing apparatus
Assignee: Polaroid Corp
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Filing: 1961-12-14
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Granted: 1964-07-28
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Expires: 1981-12-14
Abstract
No abstract record available.
Inventors
- 👤 Herman E Erikson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 02:03
CPC Classifications
G; G03; G03B; G03B17/00; G03B17/48; G03B17/50; G03B17/52
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
109 words
PHOTOGRAPHIC PROCESSING APPARATUS COMPRISING, IN COMBINATION: MEANS PROVIDING A PASSAGE HAVING WALLS CONVERGING TO A GAP OF PREDETERMINED WIDTH FOR GUIDING A PAIR OF PHOTOGRAPHIC SHEETS INTO SUPERPOSITION DURING MOVEMENT OF SAID SHEETS THROUGH SAID PASSAGE; A FLUID DISPENSING NOZZLE FOR SUPPLYING PHOTOGRAPHIC PROCESSING FLUID TO A CONVERGENT SPACE BETWEEN PORTIONS OF SAID SHEETS IN THE REGION THEREOF AT WHICH SAID SHEETS CONVERGE BETWEEN SAID WALLS; SAID NOZZLE INCLUDING AN ELONGATED DISCHARGE MOUTH BOUNDED ON OPPOSITE SIDES BY A PAIR OF LIPS INCLUDING AT LEAST END EDGE PORTIONS WHICH ARE THIN AND FLEXIBLE AND ARE SEPARATED BY A DISTANCE NOT EXCEEDING THE DISTANCE BETWEEN SAID SHEETS AT SAID GAP;
Claim 2
Dependent Claim
109 words
PHOTOGRAPHIC PROCESSING APPARATUS COMPRISING, IN COMBINATION: MEANS PROVIDING A PASSAGE HAVING WALLS CONVERGING TO A GAP OF PREDETERMINED WIDTH FOR GUIDING A PAIR OF PHOTOGRAPHIC SHEETS INTO SUPERPOSITION DURING MOVEMENT OF SAID SHEETS THROUGH SAID PASSAGE; A FLUID DISPENSING NOZZLE FOR SUPPLYING PHOTOGRAPHIC PROCESSING FLUID TO A CONVERGENT SPACE BETWEEN PORTIONS OF SAID SHEETS IN THE REGION THEREOF AT WHICH SAID SHEETS CONVERGE BETWEEN SAID WALLS; SAID NOZZLE INCLUDING AN ELONGATED DISCHARGE MOUTH BOUNDED ON OPPOSITE SIDES BY A PAIR OF LIPS INCLUDING AT LEAST END EDGE PORTIONS WHICH ARE THIN AND FLEXIBLE AND ARE SEPARATED BY A DISTANCE NOT EXCEEDING THE DISTANCE BETWEEN SAID SHEETS AT SAID GAP;
References Cited (Backward Citations)
US2520641A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-07-28 | 1968-01-27 | 1968-07-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-07-28 | 1972-01-27 | 1972-07-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-07-28 | 1976-01-27 | 1976-07-28 | $7700.00 | Window Closed / Lapsed |