US2700906A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Die holder
Assignee: Cooper Industries LLC
•
Filing: 1950-10-30
•
Granted: 1955-02-01
•
Expires: 1970-10-30
Abstract
No abstract record available.
Inventors
- 👤 Allen Herbert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 15:26
CPC Classifications
B; B21; B21J; B21J13/00; B21J13/02; B21J13/03; B21J13/025
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
DE307880C
Cited
US1377094A
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US683068A
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US700132A
Cited
US1204127A
Cited
US1414108A
Cited
US1464434A
Cited
AT135561B
Cited
DE661471C
Cited
US2541544A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-01-31 | 1958-08-02 | 1959-02-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-01-31 | 1962-08-02 | 1963-02-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-01-31 | 1966-08-02 | 1967-02-01 | $7700.00 | Window Closed / Lapsed |