US2402353A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Stop device
Assignee: Zephyr Manufacturing Co Inc
•
Filing: 1943-05-25
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Granted: 1946-06-18
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Expires: 1963-05-25
Abstract
No abstract record available.
Inventors
- 👤 Herbert L Trautmann
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 05:30
CPC Classifications
G; G01; G01B; G01B3/00; G01B3/18; Y; Y10; Y10T; Y10T408/00; Y10T408/55; Y10T408/564; Y10T408/5653; Y10T408/89; Y10T408/892; Y10T408/8925
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) | 1949-06-17 | 1949-12-17 | 1950-06-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1953-06-17 | 1953-12-17 | 1954-06-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1957-06-17 | 1957-12-17 | 1958-06-18 | $7700.00 | Window Closed / Lapsed |