US3286674A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Solubility acceleration additive for mixing non-newtonian fluids
Assignee: Individual
•
Filing: 1965-03-17
•
Granted: 1966-11-22
•
Expires: 1985-03-17
Abstract
No abstract record available.
Inventors
- 👤 Robert G Thompson
- 👤 Robert K Gottfredson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 08:05
CPC Classifications
B; B63; B63B; B63B1/00; B63B1/32; B63B1/34; B63B1/38; B63B59/00; B63B59/04; Y; Y02; Y02T; Y02T70/00; Y02T70/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
98 words
APPARATUS FOR DELIVERING A LIQUID TO THE BOUNDARY LAYER OF A WATER VEHICLE WHICH WILL REDUCE THE VEHICLE DRAG, COMPRISING: (A) A SUPPLY CHAMBER CARRIED WITHIN THE VEHICLE CONTAINING A MIXTURE OF PARTICLES, SAID PARTICLES BEING GRANULATED TABLE SUGAR AND POLYMER PARTICLES WHICH, WHEN HYDRATED, HAVE THE DRAG REDUCING CHARACTERISTICS OF SEPERAN OR POLYOX; (B) SAID SUPPLY COMPRISING, BY WEIGHT, 50% TO 75% OF THE POLYMER PARTICLES AND OF A SIZE NOT TO EXCEED ABOUT 120 MESH, SAID SUGAR PARTICLES COMPRISING THE REMAINDER; (C) A MIXING CHAMBER TO WHICH AMBIENT WATER IS CONTINUOUSLY DELIVERED IN A TRUBULENT FLOW;
Claim 2
Dependent Claim
98 words
APPARATUS FOR DELIVERING A LIQUID TO THE BOUNDARY LAYER OF A WATER VEHICLE WHICH WILL REDUCE THE VEHICLE DRAG, COMPRISING: (A) A SUPPLY CHAMBER CARRIED WITHIN THE VEHICLE CONTAINING A MIXTURE OF PARTICLES, SAID PARTICLES BEING GRANULATED TABLE SUGAR AND POLYMER PARTICLES WHICH, WHEN HYDRATED, HAVE THE DRAG REDUCING CHARACTERISTICS OF SEPERAN OR POLYOX; (B) SAID SUPPLY COMPRISING, BY WEIGHT, 50% TO 75% OF THE POLYMER PARTICLES AND OF A SIZE NOT TO EXCEED ABOUT 120 MESH, SAID SUGAR PARTICLES COMPRISING THE REMAINDER; (C) A MIXING CHAMBER TO WHICH AMBIENT WATER IS CONTINUOUSLY DELIVERED IN A TRUBULENT FLOW;
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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) | 1969-11-21 | 1970-05-23 | 1970-11-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-11-21 | 1974-05-23 | 1974-11-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-11-21 | 1978-05-23 | 1978-11-22 | $7700.00 | Window Closed / Lapsed |