US3231375A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electrostatic printing
Assignee: RCA Corp
•
Filing: 1962-03-23
•
Granted: 1966-01-25
•
Expires: 1982-03-23
Abstract
No abstract record available.
Inventors
- 👤 Louis J Sciambi
- 👤 Vernon L Marquart
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 14:02
CPC Classifications
G; G03; G03G; G03G13/00; G03G13/26; G03G13/32; G03G5/00; G03G5/14; G03G5/142; G03G5/144; Y; Y10; Y10S; Y10S101/00; Y10S101/37
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
86 words
AN ETCHABLE PLATE FOR USE IN AN ELECTROSTATIC PRINTING PROCESS, SAID PLATE COMPRISING (A) A METAL BASE PLATE, (B) A BONDING FILM CHEMICALLY BONDED TO ONE SURFACE OF SAID BASE PLATE, (C) SAID FILM COMPRISING A MATERIAL SELECTED FROM THE GROUP CONSISTING OF AMORPHOUS COMPLEX METAL CHROMATES AND MICRO-CRYSTALLINE COMPLEX METAL PHOSPHATES, (D) A COATING OF PHOTOCONDUCTIVE INSULATING MATERIAL ADHERED TO SAID FILM, AND (E) SAID COATING COMPRISING A PARTICULATE PHOTOCONDUCTOR DISPERSED IN A RESINOUS BINDER CAPABLE OF BEING HARDENED BY CROSS-LINKING OF MOLECULAR CHAINS THEREIN.
Claim 2
Dependent Claim
86 words
AN ETCHABLE PLATE FOR USE IN AN ELECTROSTATIC PRINTING PROCESS, SAID PLATE COMPRISING (A) A METAL BASE PLATE, (B) A BONDING FILM CHEMICALLY BONDED TO ONE SURFACE OF SAID BASE PLATE, (C) SAID FILM COMPRISING A MATERIAL SELECTED FROM THE GROUP CONSISTING OF AMORPHOUS COMPLEX METAL CHROMATES AND MICRO-CRYSTALLINE COMPLEX METAL PHOSPHATES, (D) A COATING OF PHOTOCONDUCTIVE INSULATING MATERIAL ADHERED TO SAID FILM, AND (E) SAID COATING COMPRISING A PARTICULATE PHOTOCONDUCTOR DISPERSED IN A RESINOUS BINDER CAPABLE OF BEING HARDENED BY CROSS-LINKING OF MOLECULAR CHAINS THEREIN.
References Cited (Backward Citations)
US2663636A
Cited
US2901348A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-01-24 | 1969-07-26 | 1970-01-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-01-24 | 1973-07-26 | 1974-01-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-01-24 | 1977-07-26 | 1978-01-25 | $7700.00 | Window Closed / Lapsed |