Patent US904990A successfully refreshed from Google Patents.
US3145559A
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Method of and apparatus for determining physical properties of materials
Assignee: Automation Products Inc
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Filing: 1959-12-14
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Granted: 1964-08-25
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Expires: 1979-12-14
Abstract
No abstract record available.
Inventors
- 👤 William B Banks
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 16:50
CPC Classifications
G; G01; G01F; G01F23/00; G01F23/22; G01F23/28; G01F23/296; G01F23/2966; G01F23/2967; G01N; G01N11/00; G01N11/10; G01N11/16; G01N9/00; G01N9/002; G01N2291/00; G01N2291/02; G01N2291/028; G01N2291/02836
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
59 words
A METHOD OF DETERMINING THE PHYSICAL PROPERTIES OF A MATERIAL COMPRISING, PLACING A MATERIAL PHYSICAL CHARACTERISTIC SENSING MEANS CONNECTED TO ONE END OF EACH OF TWO VIBRATORY ELEMENTS INTO POSITION FOR CONTACT WITH THE MATERIAL, VIBRATING THE FREE END OF ONE OF THE VIBRATORY ELEMENTS AT A FREQUENCY DIFFERENT FROM THE NATURAL RESONANT FREQUENCY OF THE MATERIAL PHYSICAL CHARACTER-
Claim 2
Independent Claim
59 words
A METHOD OF DETERMINING THE PHYSICAL PROPERTIES OF A MATERIAL COMPRISING, PLACING A MATERIAL PHYSICAL CHARACTERISTIC SENSING MEANS CONNECTED TO ONE END OF EACH OF TWO VIBRATORY ELEMENTS INTO POSITION FOR CONTACT WITH THE MATERIAL, VIBRATING THE FREE END OF ONE OF THE VIBRATORY ELEMENTS AT A FREQUENCY DIFFERENT FROM THE NATURAL RESONANT FREQUENCY OF THE MATERIAL PHYSICAL CHARACTER-
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-08-25 | 1968-02-24 | 1968-08-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-08-25 | 1972-02-24 | 1972-08-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-08-25 | 1976-02-24 | 1976-08-25 | $7700.00 | Window Closed / Lapsed |