US2202894A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Piercing machine or the like
Assignee: Ternstedt Manufacturing Co
•
Filing: 1938-03-23
•
Granted: 1940-06-04
•
Expires: 1958-03-23
Abstract
No abstract record available.
Inventors
- 👤 Walter G Bihler
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 17:24
CPC Classifications
B; B21; B21D; B21D28/00; B21D28/24; B21D28/32; Y; Y10; Y10T; Y10T83/00; Y10T83/202; Y10T83/2092; Y10T83/2096; Y10T83/217; Y10T83/748; Y10T83/7487; Y10T83/754; Y10T83/869; Y10T83/8752; Y10T83/8821; Y10T83/8835
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1943-06-04 | 1943-12-04 | 1944-06-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1947-06-04 | 1947-12-04 | 1948-06-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1951-06-04 | 1951-12-04 | 1952-06-04 | $7700.00 | Window Closed / Lapsed |