US3244516A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electrophotographic mateiral and process
Assignee: Azoplate Corp
•
Filing: 1960-04-07
•
Granted: 1966-04-05
•
Expires: 1980-04-07
Abstract
No abstract record available.
Inventors
- 👤 Neugebauer Wilhelm
- 👤 Tomanek Martha
- 👤 Behmenburg Hans
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 18:13
CPC Classifications
G; G03; G03G; G03G5/00; G03G5/02; G03G5/04; G03G5/06; G03G5/0622; G03G5/0624; G03G5/0635; G03G5/0637; G03G5/0601; G03G5/0612; G03G5/0614; G03G5/06142; G03G5/06144; G03G5/0618; G03G5/0627; G03G5/0629; G03G5/0638
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
36 words
AN ELECTROPHOTOGRAPHIC MATERIAL COMPRISING A CONDUCTIVE SUPPORT LAYR AND A PHOTOCONDUCTIVE INSULATING LAYER, THE LATTER COMPRISING A COMPOUND SELECTED FROM THE GROUP CONSISTING OF A DYESTUFF SENSITIZER AND A RESIN, AND A COMPOUND HAVING THE FORMULA
Claim 2
Dependent Claim
36 words
AN ELECTROPHOTOGRAPHIC MATERIAL COMPRISING A CONDUCTIVE SUPPORT LAYR AND A PHOTOCONDUCTIVE INSULATING LAYER, THE LATTER COMPRISING A COMPOUND SELECTED FROM THE GROUP CONSISTING OF A DYESTUFF SENSITIZER AND A RESIN, AND A COMPOUND HAVING THE FORMULA
References Cited (Backward Citations)
US2089293A
Cited
US2297691A
Cited
US2334348A
Cited
US2980535A
Cited
US3005789A
Cited
FR1177936A
Cited
US3041165A
Cited
FR1188600A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-04-04 | 1969-10-04 | 1970-04-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-04-04 | 1973-10-04 | 1974-04-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-04-04 | 1977-10-04 | 1978-04-05 | $7700.00 | Window Closed / Lapsed |