Patent US2129055A successfully refreshed from Google Patents.
US2129055A
Expired / Lapsed
US
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Measuring apparatus
Assignee: Individual
•
Filing: 1938-02-14
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Granted: 1938-09-06
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Expires: 1958-02-14
Abstract
No abstract record available.
Inventors
- 👤 Owen S Gibbs
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 19:41
CPC Classifications
F; F04; F04B; F04B7/00; F04B7/0042; F04B7/0053; F04B43/00; F04B43/08; F04B43/086; F04B43/10; F04B43/107; G; G01; G01F; G01F11/00; G01F11/02; G01F11/08; Y; Y10; Y10T; Y10T137/00; Y10T137/8593; Y10T137/87571; Y10T137/87676; Y10T137/87684; Y10T137/87692
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) | 1941-09-05 | 1942-03-07 | 1942-09-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1945-09-05 | 1946-03-07 | 1946-09-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1949-09-05 | 1950-03-07 | 1950-09-06 | $7700.00 | Window Closed / Lapsed |