Patent US2474722A successfully refreshed from Google Patents.
US2618596A
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US
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Oil soluble gelling agent
Assignee: Nuodex Products Co Inc
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Filing: 1950-06-07
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Granted: 1952-11-18
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Expires: 1970-06-07
Abstract
No abstract record available.
Inventors
- 👤 Minich Arthur
- 👤 Nowak Milton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 23:33
CPC Classifications
C; C09; C09K; C09K8/00; C09K8/60; C09K8/62; C09K8/64; C10; C10L; C10L7/00; C10L7/02; C10M; C10M5/00; C10M2207/00; C10M2207/10; C10M2207/12; C10M2207/125; C10M2207/18; C10N; C10N2010/00; C10N2010/06; C10N2050/00; C10N2050/10; Y; Y10; Y10S; Y10S507/00; Y10S507/922
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
53 words
A HYDRAULIC PRESSURE TRANSMITTING HYDROCARBON FLUID USEFUL IN THE FRACTURING OF SUBTERRANEAN STONE FORMATIONS, SAID FLUID CONTAINING A HOMOGENEOUS, MULTIPLE, HYDROXY ALUMINUM SOAP OF A MIXTURE OF TALL OIL AND COCONUT ACID IN THE RATIO OF NOT LESS THAN 20% OF ONE OF THESE ACIDS TO NOT MORE THAN 80% OF THE OTHER.
References Cited (Backward Citations)
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US2267148A
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US2390609A
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US2417071A
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US2447064A
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US2528803A
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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) | 1955-11-18 | 1956-05-19 | 1956-11-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-11-18 | 1960-05-19 | 1960-11-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-11-18 | 1964-05-19 | 1964-11-18 | $7700.00 | Window Closed / Lapsed |