US3024645A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Vibratory dynamic force meter
Assignee: Individual
•
Filing: 1958-06-05
•
Granted: 1962-03-13
•
Expires: 1978-06-05
Abstract
No abstract record available.
Inventors
- 👤 Walter P Christoph
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 09:39
CPC Classifications
F; F42; F42B; F42B22/00; F42B22/10; Y; Y10; Y10S; Y10S73/00; Y10S73/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1453612A
Cited
GB145691A
Cited
US2233992A
Cited
US2430013A
Cited
US2477246A
Cited
US2618970A
Cited
US2803129A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-03-12 | 1965-09-11 | 1966-03-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-03-12 | 1969-09-11 | 1970-03-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-03-12 | 1973-09-11 | 1974-03-13 | $7700.00 | Window Closed / Lapsed |