Patent US2505237A successfully refreshed from Google Patents.
US2505237A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Rate of load change measuring instrument
Assignee: Yale and Towne Manufacturing Co
•
Filing: 1943-08-18
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Granted: 1950-04-25
•
Expires: 1963-08-18
Abstract
No abstract record available.
Inventors
- 👤 Donal J Dwyer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 23:33
CPC Classifications
G; G01; G01G; G01G19/00
Claims Analysis
Total Claims: 0
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-04-24 | 1953-10-24 | 1954-04-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-04-24 | 1957-10-24 | 1958-04-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-04-24 | 1961-10-24 | 1962-04-25 | $7700.00 | Window Closed / Lapsed |