US3458808A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for measuring the properties of a material by resonance techniques
Assignee: Individual
•
Filing: 1965-05-26
•
Granted: 1969-07-29
•
Expires: 1985-05-26
Abstract
No abstract record available.
Inventors
- 👤 Nils Bertil Agdur
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 08:33
CPC Classifications
G; G01; G01N; G01N27/00; G01N27/02; G01N27/22; G01N27/223; G01B; G01B15/00; G01B15/02; G01N22/00; G01N22/04; G01R; G01R27/00; G01R27/02
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US2792548A
Cited
US2524290A
Cited
US2527619A
Cited
US2587055A
Cited
US2548598A
Cited
US2714662A
Cited
US2972105A
Cited
US3034046A
Cited
US3176249A
Cited
US3211993A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-07-28 | 1973-01-27 | 1973-07-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-07-28 | 1977-01-27 | 1977-07-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-07-28 | 1981-01-27 | 1981-07-29 | $7700.00 | Window Closed / Lapsed |