JPS5051264A
Untitled record
Abstract
This record has no abstract on file.
Term
Term ended
Projected expiry passed 7 September 1993, 33 years ago.
- Priority and filed
- Published
- Projected expiry
- Today
2 sheets
Sheet 1 Sheet 2
Every citation, both ways
| Document | Relation | Office | Cited during |
|---|---|---|---|
| US6468640B2 | Cited by | United States of America | Applicant |
| JPS53140974A | Cited by | Japan | Search report |
Numbers
- Application
- 10017373
Classification
- IPC, 4
- C01B13 08
- C01F7 02
- H10P14 69
- C01B33 12