US2767674A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sheet metal drawing press
Assignee: L Schuler GmbH
•
Filing: 1951-01-30
•
Granted: 1956-10-23
•
Expires: 1971-01-30
Abstract
No abstract record available.
Inventors
- 👤 Ott Josef
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 18:44
CPC Classifications
B; B21; B21D; B21D24/00; B21D24/10; B21D24/12; B30; B30B; B30B1/00; B30B1/26; B30B1/28
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1871088A
Cited
US1888450A
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US1989827A
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US2018576A
Cited
US2085799A
Cited
US2259882A
Cited
US2429062A
Cited
US2485354A
Cited
US2522746A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-10-23 | 1960-04-23 | 1960-10-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-10-23 | 1964-04-23 | 1964-10-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-10-23 | 1968-04-23 | 1968-10-23 | $7700.00 | Window Closed / Lapsed |