US2616431A
Untitled record
Abstract
This record has no abstract on file.
Term
Term ended
Expired 4 November 1969, 56.9 years ago.
- Granted
- Expired
- Today
2 sheets
Sheet 1 Sheet 2
Every citation, both ways
| Document | Relation | Office | Cited during |
|---|---|---|---|
| US7399136B2 | Cited by | United States of America | Applicant |
| US6305714B1 | Cited by | United States of America | Applicant |
| US7762589B2 | Cited by | United States of America | Applicant |
| US2008089737A1 | Cited by | United States of America | Pre-grant |
| US7320554B2 | Cited by | United States of America | Applicant |
| US2008000117A1 | Cited by | United States of America | Pre-grant |
| US7717639B2 | Cited by | United States of America | Applicant |
| US4934739A | Cited by | United States of America | Search report |
| US1955049A | Cites | United States of America | Search report |
| US2514068A | Cites | United States of America | Search report |
Numbers
- Application
- 2616431
Classification
- CPC, 6
- B42F5/00
- B42D1/00
- B42D1/003
- A63H33/38
- B42D1/006
- B42D1/06