US2203931A
Expired / Lapsed
US
⏱️ 0.0 years remaining
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Assignee: Ternstedt Manufacturing Co
•
Filing: 1938-04-11
•
Granted: 1940-06-11
•
Expires: 1958-04-11
Abstract
No abstract record available.
Inventors
- 👤 Harry D Solomon
- 👤 Humer Frank
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 22:28
CPC Classifications
B; B60; B60J; B60J7/00; B60J7/02; B60J7/04; B60J7/043; Y; Y10; Y10S; Y10S292/00; Y10S292/05
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) | 1943-06-11 | 1943-12-11 | 1944-06-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1947-06-11 | 1947-12-11 | 1948-06-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1951-06-11 | 1951-12-11 | 1952-06-11 | $7700.00 | Window Closed / Lapsed |