US3132941A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Superior binders for photoconductive layers containing zinc oxide
Assignee: Eastman Kodak Co
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Filing: 1960-12-02
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Granted: 1964-05-12
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Expires: 1980-12-02
Abstract
No abstract record available.
Inventors
- 👤 Frederick A Stahly
- 👤 Herr Kenneth Carl
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 00:20
CPC Classifications
G; G03; G03G; G03G5/00; G03G5/02; G03G5/04; G03G5/08; G03G5/087; C; C08; C08L; C08L83/00; C08L83/04; G03G5/05; G03G5/0528; G03G5/0557; G03G5/0578; C08G; C08G77/00; C08G77/04; C08G77/045; C08G77/14; C08G77/16; C08G77/42; C08G77/442; C08G77/70
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
45 words
AN ELECTROPHOTGRAPHIC LAYER COMPRISING A SUPPORT HAVING COATING THEREON A COMPOSITION CONSISTING OF 64.5 TO 4.5% BY WEIGHT OF A COPOLYMER COMPOSED OF FROM 20-60% BY WEIGHT BUTADIENCE AND 80-40% BY WEIGHT STYRENE, 0.5 TO 33% BY WEIGHT OF A SILICONE RESIN HAVING THE FORMULA:
Claim 2
Dependent Claim
45 words
AN ELECTROPHOTGRAPHIC LAYER COMPRISING A SUPPORT HAVING COATING THEREON A COMPOSITION CONSISTING OF 64.5 TO 4.5% BY WEIGHT OF A COPOLYMER COMPOSED OF FROM 20-60% BY WEIGHT BUTADIENCE AND 80-40% BY WEIGHT STYRENE, 0.5 TO 33% BY WEIGHT OF A SILICONE RESIN HAVING THE FORMULA:
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) | 1967-05-12 | 1967-11-11 | 1968-05-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-05-12 | 1971-11-11 | 1972-05-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-05-12 | 1975-11-11 | 1976-05-12 | $7700.00 | Window Closed / Lapsed |