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Patent US3083188A successfully refreshed from Google Patents.
US3083188A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Detergent condensation polymers
Assignee: California Research LLC
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Filing: 1959-06-22
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Granted: 1963-03-26
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Expires: 1979-06-22
Abstract
No abstract record available.
Inventors
- 👤 Frank A Stuart
- 👤 William T Stewart
- 👤 Frank W Kavanagh
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 10:42
CPC Classifications
C; C10; C10L; C10L1/00; C10L1/10; C10L1/14; C10L1/22; C10L1/234; C10L1/238; C10L1/2383; C10L1/2387; C08; C08G; C08G69/00; C08G69/40; C10M; C10M149/00; C10M149/12; C10M149/14; C10M149/18; C11; C11D; C11D1/00; C11D1/008; C10M2215/00; C10M2215/02; C10M2215/04; C10M2215/042; C10M2221/00; C10M2221/02; Y; Y10; Y10S; Y10S516/00; Y10S516/01
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
183 words
POLYGLYCOL SUBSTITUTED LINEAR POLYAMIDES OF (A) A POLYETHYLENE GLYCOL ETHER OF DIBASIC ACID SELECTED FROM THE GROUP CONSISTING OF TARTRONIC ACID, MALEIC ACID, TARTARIC ACID, A,B,R,-TRIHYDROXY GLUTARIC ACID, MUCIC ACID, MESOXALIC ACID AND CITRAMALIC ACID, (B) A DIBASIC ACID SELECTED FROM THE GROUP CONSISTING OG OXALIC ACID, MALONIC ACID, PLUTARIC ACID, ADIPIC ACID, SEBACIC ACID, AZELAI ACID, PHATHALIC ACID, ISOPHTHALIC ACID, TEREPHTHALIC ACID, SUCCINIC ACID, DILINOLEIC ACID, DIOLEIC ACID, HYDROGENATED DILINOLEIC ACID, ALKYL, ALKENYL AND ALKOXY SUCCINIC AND MALONIC ACIDS IN WHICH THE ALKYL AND ALKENYL GROUPS HAVE 8 TO 300 CARBON ATOMS, AND (C) A POLYAMINE SELECTED FROM THE GROUP CONSISTING OF ETHYLENE DIAMINE, 1.3-PROPYLENE DIAMINE, 1,6-DIAMINOHEXANE, N,N''-DIOCTYL-1, 6-DIAMINOHEXANE, PHENYLENE DIAMINE AND 1,2-BUTANE DIAMINE, SAID POLYAMIDES CONTAINING FROM ABOUT 40 TO ABOUT 96% BY WEIGHT OF ALIPHATIC HYDRUCARBON OIL-SOLUBULIZING GROUPS AND FROM ABOUT 4 TO ABOUT 60% BY WEIGHT OF POLYCLYCOL GROUPS, SAID POLYETHYLENE GLYCOL HAVING A MOLECULAR WEIGHT BETWEEN ABOUT 220 AND 30,000, SAID POLYAMIDES HAVING A TOTAL MOLECULAR WEIGHT OF AT LEAST 5,000 AS MEASURED BY THE LIGHT SCATTERING METHOD AND A SULUBILITY IN OIL OF AT LEAST 0.5% WEIGHT.
Claim 2
Dependent Claim
183 words
POLYGLYCOL SUBSTITUTED LINEAR POLYAMIDES OF (A) A POLYETHYLENE GLYCOL ETHER OF DIBASIC ACID SELECTED FROM THE GROUP CONSISTING OF TARTRONIC ACID, MALEIC ACID, TARTARIC ACID, A,B,R,-TRIHYDROXY GLUTARIC ACID, MUCIC ACID, MESOXALIC ACID AND CITRAMALIC ACID, (B) A DIBASIC ACID SELECTED FROM THE GROUP CONSISTING OG OXALIC ACID, MALONIC ACID, PLUTARIC ACID, ADIPIC ACID, SEBACIC ACID, AZELAI ACID, PHATHALIC ACID, ISOPHTHALIC ACID, TEREPHTHALIC ACID, SUCCINIC ACID, DILINOLEIC ACID, DIOLEIC ACID, HYDROGENATED DILINOLEIC ACID, ALKYL, ALKENYL AND ALKOXY SUCCINIC AND MALONIC ACIDS IN WHICH THE ALKYL AND ALKENYL GROUPS HAVE 8 TO 300 CARBON ATOMS, AND (C) A POLYAMINE SELECTED FROM THE GROUP CONSISTING OF ETHYLENE DIAMINE, 1.3-PROPYLENE DIAMINE, 1,6-DIAMINOHEXANE, N,N''-DIOCTYL-1, 6-DIAMINOHEXANE, PHENYLENE DIAMINE AND 1,2-BUTANE DIAMINE, SAID POLYAMIDES CONTAINING FROM ABOUT 40 TO ABOUT 96% BY WEIGHT OF ALIPHATIC HYDRUCARBON OIL-SOLUBULIZING GROUPS AND FROM ABOUT 4 TO ABOUT 60% BY WEIGHT OF POLYCLYCOL GROUPS, SAID POLYETHYLENE GLYCOL HAVING A MOLECULAR WEIGHT BETWEEN ABOUT 220 AND 30,000, SAID POLYAMIDES HAVING A TOTAL MOLECULAR WEIGHT OF AT LEAST 5,000 AS MEASURED BY THE LIGHT SCATTERING METHOD AND A SULUBILITY IN OIL OF AT LEAST 0.5% WEIGHT.
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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) | 1966-03-25 | 1966-09-24 | 1967-03-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-03-25 | 1970-09-24 | 1971-03-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-03-25 | 1974-09-24 | 1975-03-26 | $7700.00 | Window Closed / Lapsed |