Patent US3213256A successfully refreshed from Google Patents.
US3213256A
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Apparatus for developing photocopies by heat
Assignee: METEOR APPARATEBAU PAUL SCHMECK GmbH
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Filing: 1963-04-24
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Granted: 1965-10-19
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Expires: 1983-04-24
Abstract
No abstract record available.
Inventors
- 👤 Munnich Karl
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 22:33
CPC Classifications
H; H05; H05B; H05B3/00; G; G03; G03D; G03D13/00; G03D13/002
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
72 words
AN APPARATUS FOR DEVELOPING PHOTOCOPIES BY HEAT, COMPRISING A STATIONARY HEATING MEMBER HAVING A CONVEX CONTACT SURFACE WHICH FORMS PRT OF A CYLINDRICAL SURFACE, INDUCTION HEATING MEANS ARRANGED TO HEAT SAID STATIONARY HEATING MEMBER BY ELECTRICAL INDUCTION, AN ENDLESS BELT, MEANS FOR MOVING SAID ENDLESS BELT OVER SAID CONVEX CONTACT SURFACE IN CONTACT THEREWITH, AND MEANS FOR INTRODUCING THE PHOTOCOPIES TO BE DEVELOPED BETWEEN SAID CONVEX CONTACT SURFACE AND SAID ENDLESS BELT.
Claim 2
Independent Claim
72 words
AN APPARATUS FOR DEVELOPING PHOTOCOPIES BY HEAT, COMPRISING A STATIONARY HEATING MEMBER HAVING A CONVEX CONTACT SURFACE WHICH FORMS PRT OF A CYLINDRICAL SURFACE, INDUCTION HEATING MEANS ARRANGED TO HEAT SAID STATIONARY HEATING MEMBER BY ELECTRICAL INDUCTION, AN ENDLESS BELT, MEANS FOR MOVING SAID ENDLESS BELT OVER SAID CONVEX CONTACT SURFACE IN CONTACT THEREWITH, AND MEANS FOR INTRODUCING THE PHOTOCOPIES TO BE DEVELOPED BETWEEN SAID CONVEX CONTACT SURFACE AND SAID ENDLESS BELT.
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) | 1968-10-18 | 1969-04-19 | 1969-10-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-10-18 | 1973-04-19 | 1973-10-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-10-18 | 1977-04-19 | 1977-10-19 | $7700.00 | Window Closed / Lapsed |