USH1607H
Multiactive electrophotographic element
Abstract
An improved reusable multiactive electrophotographic element has a charge-transport layer comprising a triarylamine charge-transport material in a binder comprising a polyester containing recurring units having the structure <IMAGE>
Term
Term ended
Projected expiry passed 5 November 2013, 12.9 years ago.
- Priority and filed
- Published
- Projected expiry
- Today
Every citation, both ways
| Document | Relation | Office | Cited during |
|---|---|---|---|
| US3041166A | Cites | United States of America | Search report |
| US3165405A | Cites | United States of America | Search report |
| US3394001A | Cites | United States of America | Search report |
| US3679405A | Cites | United States of America | Search report |
| US3725058A | Cites | United States of America | Search report |
| US4175960A | Cites | United States of America | Search report |
| US4284699A | Cites | United States of America | Search report |
| US4539282A | Cites | United States of America | Search report |
| US4578334A | Cites | United States of America | Search report |
| US4666802A | Cites | United States of America | Search report |
| US4701396A | Cites | United States of America | Search report |
| US4719163A | Cites | United States of America | Search report |
| US4840860A | Cites | United States of America | Search report |
| US4840861A | Cites | United States of America | Search report |
| US4933245A | Cites | United States of America | Search report |
| US5112935A | Cites | United States of America | Search report |
| US5130215A | Cites | United States of America | Search report |
| JPS62247374A | Cites | Japan | Search report |
| JPS634164A | Cites | Japan | Search report |
| JPS634165A | Cites | Japan | Search report |
2 priority claims, no other members on record
Priority claims2
| Document | Office | Kind | Date |
|---|---|---|---|
| 74836691 | United States of America | A | |
| US19910748366 | – | – | – |
2 legal events, as the office reported them to INPADOC
Over the term
Point at a mark for the eventEvents
| Event | Code | |
|---|---|---|
| Information on status: patent grantGrantedSTCF | STCF | |
| AssignmentAS | AS |
Numbers
- Publication, DOCDB
- H1607
- Publication, EPODOC
- USH1607H
- Application
- 748366
- Application, DOCDB
- 74836691
- Application, EPODOC
- US19910748366
Titles
- English
- Multiactive electrophotographic element
Classification
- CPC, 2
- G03G5/056
- G03G5/047
- IPC, 2
- G03G5 047
- G03G5 05