Patent US3197614A successfully refreshed from Google Patents.
US3197614A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fuser unit for electronic printing machine
Assignee: AB Dick Co
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Filing: 1961-08-31
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Granted: 1965-07-27
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Expires: 1981-08-31
Abstract
No abstract record available.
Inventors
- 👤 George E Engelstad
- 👤 Lawrence A Borneman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 08:18
CPC Classifications
G; G03; G03G; G03G15/00; G03G15/20; G03G15/2003; G03G15/2007
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
117 words
IN A DEVICE FOR APPLYING INTENSE HEAT TO A WEB, THE COMBINATIN COMPRISING A HEAT SOURCE, MOVABLE GUIDE MEANS FOR DIRECTING THE WEB ALONG A WORKING PATH ADJACENT SAID HEAT SOURCE, SAID MOVABLE GUIDE MEANS BEING MOVABLE TO A RETRACTED POSITION IN WHICH SAID WEB IS TRANSLATED FORM ITS WORKING PATH AWAY FROM SAID HEAT SOURCE TO PROTECT THE WEB AGAINST BEING OVERHEATED, MEASN BIASING SAID MOVABLE GUIDE MEANS TO SAID RETRACTED POSITION, POWER MEANS FOR MOVING SAID GUIDE MEANS TO THE WORKING POSITION THEREOF, A LATCH FOR RETAINING SAID GUIDE MEANS IN THE WORKING POSITION, AND A SOLENOID FOR OPERATING SAID LATCH, SAID LATCH HAVING BIASING MEANS FOR RELEASING SAID LATCH WHEN SAID SOLENOID IS DE-ENERGIZED.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-07-26 | 1969-01-25 | 1969-07-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-07-26 | 1973-01-25 | 1973-07-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-07-26 | 1977-01-25 | 1977-07-27 | $7700.00 | Window Closed / Lapsed |