US3008696A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Means for blending viscous liquids
Assignee: Dow Chemical Co
•
Filing: 1957-07-26
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Granted: 1961-11-14
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Expires: 1977-07-26
Abstract
No abstract record available.
Inventors
- 👤 Charles F Oldershaw
- 👤 Ralph M Wiley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 22:48
CPC Classifications
B; B01; B01F; B01F23/00; B01F23/40; B01F23/47
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
110 words
IN COMBINATION IN A BLENDER FOR DIVERSE VISCOUS LIQUIDS, A PAIR OF SUBSTANTIALLY UNIFORMLY SPACED SURFACES DISPOSED AND ADAPTED SO AS TO BE MOVEABLE RELATIVE TO ONE ANOTHER, MEANS FOR INTERDISTRIBUTING EACH OF SAID LIQUIDS IN A PLURALITY OF SEQUENTIALLY ALTERNATE, FLATLY AND CONTIGUOUSLY ADJACENT, RIBBON-LIKE LAYERS SO THAT THE EDGES OF SAID LAYERS ARE IN RESPECTIVE CONTACT WITH AND BETWEEN SAID SURFACES, AND MEANS FOR MOVING AT LEAST ONE OF SAID SURFACES RELATIVE TO THE OTHER IN A DIRECTION ACROSS THE FLAT THICKNESS OF SAID LAYERS SO AS TO ATTENUATE AND ELONGATE SAID PLURALITY OF ADJACENT LAYERS UNTIL THEY HAVE BECOME VANISHINGLY THIN AND THOROUGHLY INTERDISPERSED WITH ONE ANOTHER.
Claim 2
Dependent Claim
110 words
IN COMBINATION IN A BLENDER FOR DIVERSE VISCOUS LIQUIDS, A PAIR OF SUBSTANTIALLY UNIFORMLY SPACED SURFACES DISPOSED AND ADAPTED SO AS TO BE MOVEABLE RELATIVE TO ONE ANOTHER, MEANS FOR INTERDISTRIBUTING EACH OF SAID LIQUIDS IN A PLURALITY OF SEQUENTIALLY ALTERNATE, FLATLY AND CONTIGUOUSLY ADJACENT, RIBBON-LIKE LAYERS SO THAT THE EDGES OF SAID LAYERS ARE IN RESPECTIVE CONTACT WITH AND BETWEEN SAID SURFACES, AND MEANS FOR MOVING AT LEAST ONE OF SAID SURFACES RELATIVE TO THE OTHER IN A DIRECTION ACROSS THE FLAT THICKNESS OF SAID LAYERS SO AS TO ATTENUATE AND ELONGATE SAID PLURALITY OF ADJACENT LAYERS UNTIL THEY HAVE BECOME VANISHINGLY THIN AND THOROUGHLY INTERDISPERSED WITH ONE ANOTHER.
References Cited (Backward Citations)
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-11-13 | 1965-05-15 | 1965-11-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-11-13 | 1969-05-15 | 1969-11-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-11-13 | 1973-05-15 | 1973-11-14 | $7700.00 | Window Closed / Lapsed |