US3177705A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for determining viscosity of materials
Assignee: Automation Products Inc
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Filing: 1961-06-01
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Granted: 1965-04-13
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Expires: 1981-06-01
Abstract
No abstract record available.
Inventors
- 👤 William B Banks
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 18:34
CPC Classifications
G; G01; G01N; G01N11/00; G01N11/10; G01N11/16
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
42 words
AN APPARATUS FOR MEASURING THE VISCOSITY OF A FLOWING MATERIAL COMPRISING, A STRAIGHT TUBULAR BODY FOR CONDUCTING SAID FLOWING MATERIAL, VIBRATION MEANS CONNECTED TO THE BODY FOR VIBRATING THE BODY IN A LONGITUDINAL DIRECTION, VIBRATION DETECTING MEANS CONNECTED TO THE BODY FOR
Claim 2
Independent Claim
42 words
AN APPARATUS FOR MEASURING THE VISCOSITY OF A FLOWING MATERIAL COMPRISING, A STRAIGHT TUBULAR BODY FOR CONDUCTING SAID FLOWING MATERIAL, VIBRATION MEANS CONNECTED TO THE BODY FOR VIBRATING THE BODY IN A LONGITUDINAL DIRECTION, VIBRATION DETECTING MEANS CONNECTED TO THE BODY FOR
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) | 1968-04-12 | 1968-10-12 | 1969-04-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-04-12 | 1972-10-12 | 1973-04-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-04-12 | 1976-10-12 | 1977-04-13 | $7700.00 | Window Closed / Lapsed |