US3190199A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Xerographic copying apparatus
Assignee: Xerox Corp
•
Filing: 1963-01-02
•
Granted: 1965-06-22
•
Expires: 1983-01-02
Abstract
No abstract record available.
Inventors
- 👤 Harold E Clark
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 13:12
CPC Classifications
G; G03; G03G; G03G15/00; G03G15/22
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
169 words
A XEROGRAPHIC APPARATUS COMPRISING: (A) A MANDREL HAVING A SUBTANTIALLY CYLINDRICAL SHAPE, (B) A FLEXIBLE, WEB-LIKE, REUSABLE, XEROGRAPHIC PLATE WRAPPED ON SAID MANDREL AND HAVING A FIRST ONE OF ITS ENDS FIXED THERETO, (C) MEANS TO UNIFORMLY CHARGE SAID XEROGRAPHIC PLATE, (D) PLATE HANDLING MEANS TO UNWRAP THE FREE END OF SAID XEROGRAPHIC PLATE, FLATTEN SAID PLATE, AND HOLD IT IN A PLANAR CONDITION WHILE SAID FIRST END IS STILL FIXED TO SAID MANDREL, (E) MEANS TO EXPOSE SAID CHARGED PLATE TO A FULL FRAME PATTERN TO ACTINIC ELECTROMAGNETIC RADIATION WHILE IT IS BEING HELD IN A PLANAR CONDITION BY SAID PLATE HANDLING MEANS THUS FORMING A LATENT ELECTROSTATIC IMAGE ON SAID PLATE, (F) PROCESSING MEANS ADAPTED TO PROCESS THE LATENT ELECTROSTATIC IMAGE ON SAID PLATE; AND, (G) MEANS TO REWRAP SAID XEROGRAPHIC PLATE TO SAID MANDREL AFTER EACH EXPOSURE, MOVING AT LEAST THE EXPOSED PORTION OF SAID PLATE PAST SAID PROCESSING MEANS SO THAT SAID PLATE IS READIED FOR ANOTHER CYCLE OF FULL FRAME EXPOSURE AND RAPID PROCESSING.
Claim 2
Dependent Claim
169 words
A XEROGRAPHIC APPARATUS COMPRISING: (A) A MANDREL HAVING A SUBTANTIALLY CYLINDRICAL SHAPE, (B) A FLEXIBLE, WEB-LIKE, REUSABLE, XEROGRAPHIC PLATE WRAPPED ON SAID MANDREL AND HAVING A FIRST ONE OF ITS ENDS FIXED THERETO, (C) MEANS TO UNIFORMLY CHARGE SAID XEROGRAPHIC PLATE, (D) PLATE HANDLING MEANS TO UNWRAP THE FREE END OF SAID XEROGRAPHIC PLATE, FLATTEN SAID PLATE, AND HOLD IT IN A PLANAR CONDITION WHILE SAID FIRST END IS STILL FIXED TO SAID MANDREL, (E) MEANS TO EXPOSE SAID CHARGED PLATE TO A FULL FRAME PATTERN TO ACTINIC ELECTROMAGNETIC RADIATION WHILE IT IS BEING HELD IN A PLANAR CONDITION BY SAID PLATE HANDLING MEANS THUS FORMING A LATENT ELECTROSTATIC IMAGE ON SAID PLATE, (F) PROCESSING MEANS ADAPTED TO PROCESS THE LATENT ELECTROSTATIC IMAGE ON SAID PLATE; AND, (G) MEANS TO REWRAP SAID XEROGRAPHIC PLATE TO SAID MANDREL AFTER EACH EXPOSURE, MOVING AT LEAST THE EXPOSED PORTION OF SAID PLATE PAST SAID PROCESSING MEANS SO THAT SAID PLATE IS READIED FOR ANOTHER CYCLE OF FULL FRAME EXPOSURE AND RAPID PROCESSING.
References Cited (Backward Citations)
US2984163A
Cited
US2150696A
Cited
US2297691A
Cited
US2549546A
Cited
US2717055A
Cited
US2909971A
Cited
US2890968A
Cited
US2947625A
Cited
US2826168A
Cited
US2968553A
Cited
US3061222A
Cited
US3057275A
Cited
US2946682A
Cited
US3062110A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-06-21 | 1968-12-21 | 1969-06-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-06-21 | 1972-12-21 | 1973-06-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-06-21 | 1976-12-21 | 1977-06-22 | $7700.00 | Window Closed / Lapsed |