US2399503A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Testing apparatus of the vibratory motion type
Assignee: Robertshaw US Holding Corp
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Filing: 1943-08-26
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Granted: 1946-04-30
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Expires: 1963-08-26
Abstract
No abstract record available.
Inventors
- 👤 Percy W Ott
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 09:22
CPC Classifications
G; G01; G01M; G01M7/00; G01M7/02; G01M7/04; G01M5/00; G01M5/0041; G01M5/005; G01M5/0066; Y; Y10; Y10T; Y10T74/00; Y10T74/18; Y10T74/18056; Y10T74/18344; Y10T74/18544; Y10T74/18552
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) | 1949-04-29 | 1949-10-29 | 1950-04-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1953-04-29 | 1953-10-29 | 1954-04-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1957-04-29 | 1957-10-29 | 1958-04-30 | $7700.00 | Window Closed / Lapsed |