USB409657I5
Rectifier circuit for providing six-phase rectification of three-phase alternating current
Abstract
This record has no abstract on file.
Term
Term ended
Projected expiry passed 28 January 1992, 34.7 years ago.
- Priority and filed
- Published
- Projected expiry
- Today
Every citation, both ways
| Document | Relation | Office | Cited during |
|---|---|---|---|
| US1712502A | Cites | United States of America | Search report |
| US1712569A | Cites | United States of America | Search report |
| US3308368A | Cites | United States of America | Search report |
| US3707665A | Cites | United States of America | Search report |
| US3707667A | Cites | United States of America | Search report |
| US3772601A | Cites | United States of America | Search report |
2 priority claims, no other members on record
Priority claims2
| Document | Office | Kind | Date |
|---|---|---|---|
| 40965773 | United States of America | A | |
| US19730409657 | – | – | – |
Numbers
- Publication, DOCDB
- B409657
- Publication, EPODOC
- USB409657I
- Application
- 409657
- Application, DOCDB
- 40965773
- Application, EPODOC
- US19730409657
Classification
- CPC, 2
- H02M5/253
- H02M7/066
- IPC, 2
- H02M5 253
- H02M7 06