Patent US3878490A successfully refreshed from Google Patents.
Patent US3344729A successfully refreshed from Google Patents.
US3344729A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Photographic sheet material processing apparatus
Assignee: Northrop Grumman Guidance and Electronics Co Inc
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Filing: 1964-06-22
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Granted: 1967-10-03
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Expires: 1984-06-22
Abstract
No abstract record available.
Inventors
- 👤 Kitrosser Samuel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 18:01
CPC Classifications
G; G03; G03D; G03D5/00; G03D5/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
121 words
IN A PROCESSOR FOR APPLYING PROCESSING FLUID TO WEB MATERIAL TRANSPORTED THERETHROUGH: (A) A FLUID APPLICATOR HAVING A CHANNEL FORMING WALL PORTION SUBSTANTIALLY PARALLEL TO THE SURFACE OF SAID WEB MATERIAL FOR APPLYING FLUID TO SAID WEB MATERIAL AT A FLOW RATE SUFFICIENT TO FILL THE CHANNEL BY SAID WALL PORTION BETWEEN SAID APPLICATOR WALL PORTION AND SAID WEB MATERIAL, (B) SAID FLUID APPLICATOR HAVING A WEB INLET PORTION AND A WEB EXIT PORTION, AND (C) MEANS POSITIONED BETWEEN SAID WALL PORTION OF SAID APPLICATOR AND SAID WEB MATERIAL FOR INTERCEPTING SAID DEFLECTING FLUID EMERGING FROM SAID FLUID APPLICATOR TO CAUSE TURBULENCE IN SAID CHANNEL BETWEEN SAID APPLICATOR WALL PORTION AND SAID WEB MATERIAL, THEREBY TO INCREASE PROCESSING UNIFORMITY AND SPEED.
Claim 2
Dependent Claim
121 words
IN A PROCESSOR FOR APPLYING PROCESSING FLUID TO WEB MATERIAL TRANSPORTED THERETHROUGH: (A) A FLUID APPLICATOR HAVING A CHANNEL FORMING WALL PORTION SUBSTANTIALLY PARALLEL TO THE SURFACE OF SAID WEB MATERIAL FOR APPLYING FLUID TO SAID WEB MATERIAL AT A FLOW RATE SUFFICIENT TO FILL THE CHANNEL BY SAID WALL PORTION BETWEEN SAID APPLICATOR WALL PORTION AND SAID WEB MATERIAL, (B) SAID FLUID APPLICATOR HAVING A WEB INLET PORTION AND A WEB EXIT PORTION, AND (C) MEANS POSITIONED BETWEEN SAID WALL PORTION OF SAID APPLICATOR AND SAID WEB MATERIAL FOR INTERCEPTING SAID DEFLECTING FLUID EMERGING FROM SAID FLUID APPLICATOR TO CAUSE TURBULENCE IN SAID CHANNEL BETWEEN SAID APPLICATOR WALL PORTION AND SAID WEB MATERIAL, THEREBY TO INCREASE PROCESSING UNIFORMITY AND SPEED.
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) | 1970-10-02 | 1971-04-03 | 1971-10-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-10-02 | 1975-04-03 | 1975-10-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-10-02 | 1979-04-03 | 1979-10-03 | $7700.00 | Window Closed / Lapsed |