Patent US3356072A successfully refreshed from Google Patents.
US3356072A
Expired / Lapsed
US
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Apparatus for developing electrostatic images
Assignee: Dennison Manufacturing Co
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Filing: 1966-10-12
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Granted: 1967-12-05
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Expires: 1986-10-12
Abstract
No abstract record available.
Inventors
- 👤 Donald D Sloan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 16:59
CPC Classifications
G; G03; G03G; G03G15/00; G03G15/06; G03G15/10; G03G15/101
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
91 words
FOR DEVELOPING ELECTROSTATIC IMAGES ON SHEET MATERIAL, APPARATUS COMPRISING MEANS FOR FEEDING THE MATERIAL ALONG A PREDETERMINED PATH, OPPOSED SQUEEGEE MEMBERS ON OPPOSITE SIDES ON THE PATH FOR SQUEEGEEING THE MATERIAL AS IS PASSES THROUGH THE NIP THEREBETWEEN, THE MEMBER ON THE IMAGE SIDE OF THE MATERIAL BEING A ROLLER, AND A NOZZLE FOR DIRECTING A STREAM OF DEVELOPER AGAINST SAID ROLLER IN SAID NIP, SO THAT THE STREAM STRIKES THE ROLLER OBLIQUELY AND IS DEFLECTED AGAINST THE MATERIAL THEREBY TO PRODUCE VIGOROUS TURBULENCE AT THE IMAGE SIDE OF THE MATERIAL.
Claim 2
Dependent Claim
91 words
FOR DEVELOPING ELECTROSTATIC IMAGES ON SHEET MATERIAL, APPARATUS COMPRISING MEANS FOR FEEDING THE MATERIAL ALONG A PREDETERMINED PATH, OPPOSED SQUEEGEE MEMBERS ON OPPOSITE SIDES ON THE PATH FOR SQUEEGEEING THE MATERIAL AS IS PASSES THROUGH THE NIP THEREBETWEEN, THE MEMBER ON THE IMAGE SIDE OF THE MATERIAL BEING A ROLLER, AND A NOZZLE FOR DIRECTING A STREAM OF DEVELOPER AGAINST SAID ROLLER IN SAID NIP, SO THAT THE STREAM STRIKES THE ROLLER OBLIQUELY AND IS DEFLECTED AGAINST THE MATERIAL THEREBY TO PRODUCE VIGOROUS TURBULENCE AT THE IMAGE SIDE OF THE MATERIAL.
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) | 1970-12-04 | 1971-06-05 | 1971-12-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-12-04 | 1975-06-05 | 1975-12-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-12-04 | 1979-06-05 | 1979-12-05 | $7700.00 | Window Closed / Lapsed |