Patent GB426481A successfully refreshed from Google Patents.
US2711750A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for controlling the viscosity of a processing liquid
Assignee: Individual
•
Filing: 1950-09-15
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Granted: 1955-06-28
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Expires: 1970-09-15
Abstract
No abstract record available.
Inventors
- 👤 Austin S Norcross
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 00:41
CPC Classifications
G; G01; G01N; G01N11/00; G01N11/10; G01N11/12; Y; Y10; Y10T; Y10T137/00; Y10T137/2496; Y10T137/2499; Y10T137/2506; Y10T137/7287; Y10T137/7306; Y10T137/8593; Y10T137/86389
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
93 words
APPARATUS FOR CONTROLLING THE HEATING AND HOMOGENIZING MEANS FOR PREPARING LIQUID SUCH AS AN AQUEOUS SIZE COMPRISING A VISCOSITY MEASURING DEVICE INCLUDING A TUBULAR MEMBER SUSPENDED WITH ITS LOWER APERTURED END PROJECTING INTO THE SIZE SO THAT THE SIZE FLOWS THEREIN, A DROPPABLE BODY DISPOSED WITHIN SAID TUBE, MEANS FOR PERIODICALLY ELEVATING AND RELEASING SAID DROPPABLE BODY WHEREBY THE PERIOD OF ITS TRAVERSING SIZE ENTRAPPED WITHIN THE TUBULAR MEMBER IS A FUNCTION OF THE VISCOSITY THEREOF, CONTROL MEANS INCLUDING SWITCHES OPERABLE AT THE BEGINNING AND END OF THE TIMING PERIOD, A CONSTANT SPEED
Claim 2
Dependent Claim
93 words
APPARATUS FOR CONTROLLING THE HEATING AND HOMOGENIZING MEANS FOR PREPARING LIQUID SUCH AS AN AQUEOUS SIZE COMPRISING A VISCOSITY MEASURING DEVICE INCLUDING A TUBULAR MEMBER SUSPENDED WITH ITS LOWER APERTURED END PROJECTING INTO THE SIZE SO THAT THE SIZE FLOWS THEREIN, A DROPPABLE BODY DISPOSED WITHIN SAID TUBE, MEANS FOR PERIODICALLY ELEVATING AND RELEASING SAID DROPPABLE BODY WHEREBY THE PERIOD OF ITS TRAVERSING SIZE ENTRAPPED WITHIN THE TUBULAR MEMBER IS A FUNCTION OF THE VISCOSITY THEREOF, CONTROL MEANS INCLUDING SWITCHES OPERABLE AT THE BEGINNING AND END OF THE TIMING PERIOD, A CONSTANT SPEED
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) | 1958-06-27 | 1958-12-27 | 1959-06-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-06-27 | 1962-12-27 | 1963-06-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-06-27 | 1966-12-27 | 1967-06-28 | $7700.00 | Window Closed / Lapsed |