US3210169A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hydrocarbon compositions containing salts of certain nitrogen-containing polymers with sulfodicarboxylates
Assignee: Shell USA Inc
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Filing: 1961-08-10
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Granted: 1965-10-05
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Expires: 1981-08-10
Abstract
No abstract record available.
Inventors
- 👤 Minne Johan L Van Der
- 👤 Pieter H J Hermanie
- 👤 Douwes Cornelis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 17:33
CPC Classifications
C; C10; C10L; C10L1/00; C10L1/10; C10L1/14; C10L1/143; B; B65; B65D; B65D90/00; B65D90/22; B65D90/46; C08; C08F; C08F8/00; C08F8/18; C08F8/44; C08G; C08G73/00; C08G73/02; C08G73/0206; C08L; C08L79/00; C08L79/02; C08F2800/00; C08F2800/20; C08F2810/00; C08F2810/50; C10L1/18; C10L1/188; C10L1/189; C10L1/22; C10L1/221; C10L1/228; C10L1/2283; C10L1/234; C10L1/236; C10L1/2366; C10L1/2368; C10L1/24; C10L1/2431; C10L1/2437; Y; Y10; Y10S; Y10S260/00; Y10S260/15; Y10S260/16
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
105 words
A CONDUCTIVITY COMPOSITION CONSISTING ESSENTIALLY OF 1-10 PARTS BY WEIGHT EACH OF (1) A SALT OF THE POLYVALENT METAL HAVING AN ATOMIC NUMBER OF 22-88 AND A C8-24 ALKYL SALICYLIC ACID (2) A SALT OF A DIESTER SULFOCARBOXYLIC ACID WITH A BASIS NITROGEN-CONTAINING POLYMER OF THE GROUP CONSISTING OF THE POLY (C2-5 ALKYLENE IMINES), POLY (VINYL PYRIDINES), POLY (ESTERS OF AMINO ALCOHOLS AND AN ACRYLIC ACID) AND COPOLYMERS OF VINYL PYRIDINES WITH AN ACRYLIC ACID ESTER OF AT LEAST ONE C10-24 ALIPHATIC MONOHYDRIC ALCOHOL, AT LEAST 50% OF THE BASIC NITROGEN RADICALS OF THE POLYMERS BEING IN SALT FORM WITH THE ESTER OF SULFODICARBOXYLIC ACID.
Claim 2
Dependent Claim
105 words
A CONDUCTIVITY COMPOSITION CONSISTING ESSENTIALLY OF 1-10 PARTS BY WEIGHT EACH OF (1) A SALT OF THE POLYVALENT METAL HAVING AN ATOMIC NUMBER OF 22-88 AND A C8-24 ALKYL SALICYLIC ACID (2) A SALT OF A DIESTER SULFOCARBOXYLIC ACID WITH A BASIS NITROGEN-CONTAINING POLYMER OF THE GROUP CONSISTING OF THE POLY (C2-5 ALKYLENE IMINES), POLY (VINYL PYRIDINES), POLY (ESTERS OF AMINO ALCOHOLS AND AN ACRYLIC ACID) AND COPOLYMERS OF VINYL PYRIDINES WITH AN ACRYLIC ACID ESTER OF AT LEAST ONE C10-24 ALIPHATIC MONOHYDRIC ALCOHOL, AT LEAST 50% OF THE BASIC NITROGEN RADICALS OF THE POLYMERS BEING IN SALT FORM WITH THE ESTER OF SULFODICARBOXYLIC ACID.
References Cited (Backward Citations)
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US2445799A
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US2717887A
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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) | 1968-10-04 | 1969-04-05 | 1969-10-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-10-04 | 1973-04-05 | 1973-10-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-10-04 | 1977-04-05 | 1977-10-05 | $7700.00 | Window Closed / Lapsed |