US3307942A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Xerographic member and process therefor
Assignee: —
•
Filing: 1963-03-29
•
Granted: 1967-03-07
•
Expires: 1983-03-29
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 06:39
CPC Classifications
C; C08; C08F; C08F289/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
108 words
A XEROGRAPHIC BINDER PLATE COMPRISING A SUBSTRATE HAVING FIRMLY BONDED THERETO A CONTINUOUS PHOTOCONDUCTIVE INSULATING LAYER COMPRISING PHOTOCONDUCTIVE PARTICLES UNIFORMLY DISPERSED THROUGH A RESINOUS LAYER COMPRISING A COPOLYMER OF FROM ABOUT 2 TO ABOUT 30 PARTS BY WEIGHT OF ALKALI-SOLUBLE SHELLAC, FROM ABOUT 60 TO ABOUT 80 PARTS BY WEIGHT OF AT LEAST ONE MONOVINYL AROMATIC COMPOUND AND FROM ABOUT 20 TO ABOUT 40 PARTS BY WEIGHT OF AT LEAST ONE CONJUGATED DIOLEFIN, THE RATIO OF SAID PHOTOCONDUCTOR TO SAID RESIN IN SAID LAYER ON A DRY BASIS BEING WITHIN THE RANGE OF FROM ABOUT 1 TO 10 PARTS OF PHOTOCONDUCTOR TO 1 PART OF RESIN BY WEIGHT.
Claim 2
Dependent Claim
108 words
A XEROGRAPHIC BINDER PLATE COMPRISING A SUBSTRATE HAVING FIRMLY BONDED THERETO A CONTINUOUS PHOTOCONDUCTIVE INSULATING LAYER COMPRISING PHOTOCONDUCTIVE PARTICLES UNIFORMLY DISPERSED THROUGH A RESINOUS LAYER COMPRISING A COPOLYMER OF FROM ABOUT 2 TO ABOUT 30 PARTS BY WEIGHT OF ALKALI-SOLUBLE SHELLAC, FROM ABOUT 60 TO ABOUT 80 PARTS BY WEIGHT OF AT LEAST ONE MONOVINYL AROMATIC COMPOUND AND FROM ABOUT 20 TO ABOUT 40 PARTS BY WEIGHT OF AT LEAST ONE CONJUGATED DIOLEFIN, THE RATIO OF SAID PHOTOCONDUCTOR TO SAID RESIN IN SAID LAYER ON A DRY BASIS BEING WITHIN THE RANGE OF FROM ABOUT 1 TO 10 PARTS OF PHOTOCONDUCTOR TO 1 PART OF RESIN BY WEIGHT.
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) | 1970-03-06 | 1970-09-05 | 1971-03-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-03-06 | 1974-09-05 | 1975-03-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-03-06 | 1978-09-05 | 1979-03-07 | $7700.00 | Window Closed / Lapsed |