US3707402A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of manufacturing electronic recording material
Assignee: Toagosei Co Ltd
•
Filing: 1969-05-28
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Granted: 1972-12-26
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Expires: 1989-05-28
Abstract
Abstract A METHOD OF MANUFACTURING AN ELECTRONIC RECORDING MATERIAL, WHICH COMPRISES THE STEP OF FORMING ON A SUPPORT A RECORDING LAYER OR A PHOTOCONDUCTIVE LAYER CONSISTING OF A HIGHLY INSULATING RESIN OR A MATERIAL COMPOSED OF SAID HIGHLY INSULATING RESIN AND A PHOTOCONDUCTIVE SUBSTANCE CONTAINED THEREIN, SAID RESIN BEING A RESIN EMULSION OF VINYL COPOLYMERS HAVING AN EPOXIDE RADICAL OR A HYDROXYL GROUP.
Inventors
- 👤 Nario Yamaguchi
- 👤 Sakae Shimizu
- 👤 Kazuo Tubuko
- 👤 Kishichiro Kondo
- 👤 Hiroo Iwata
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 12:52
CPC Classifications
G; G03; G03G; G03G5/00; G03G5/02; G03G5/04; G03G5/05; G03G5/0528; G03G5/0589; G03G5/0532; G03G5/0546
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1975-12-26 | 1976-06-26 | 1976-12-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-12-26 | 1980-06-26 | 1980-12-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-12-26 | 1984-06-26 | 1984-12-26 | $7700.00 | Window Closed / Lapsed |