US3143431A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for the manufacture of valuable bright drying polish waxes
Assignee: Hoechst AG
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Filing: 1960-07-25
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Granted: 1964-08-04
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Expires: 1980-07-25
Abstract
No abstract record available.
Inventors
- 👤 Kaupp Josef
- 👤 Thalhofer Albert
- 👤 Trager Heinrich
- 👤 Sapper Wolfgang
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 17:07
CPC Classifications
C; C09; C09G; C09G1/00; C09G1/06; C09G1/08; B; B62; B62M; B62M7/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
137 words
A PROCESS FOR THE MANUFACTURE OF A BRIGHT DRYING POLISH WAX, WHICH COMPRISES HEATING TO AN ELEVATED TEMPERATURE AT LEAST ONE ALIPHATIC CARBOXYLIC ACID CONTAINING MORE THAN 18 CARBON ATOMS AND A MEMBER SELECTED FROM THE GROUP CONSISTING OF DICARBOXYLIC ACIDS, PHTHALIC ANHYDRIDE AND MIXTURES OF PHTHALIC ANHYDRIDE AND MALEIC ANHYDRIDE WITH A MIXTURE OF DIHYDRIC ALCOHOLS IN WHICH THE HYDROXYL GROUP IS ATTACHED TO AN ALIPHATIC CARBON ATOM AND WHICH CONTAINS, BESIDES THE HYDROXYL GROUPS, ONLY CARBONAND HYDROGEN ATOMS, WITH THE PRESENCE OF UP TO 50 EQUIVALENT PERCENT OF AN OXALKYLATED DIHYDRIC PHENOL RESIN UNTIL THE ACID NUMBER IS IN THE RANGE FROM 5 TO 50, 0.5 TO 2 EQUIVALENTS OF ALCOHOLIC HYDROXYL GROUPS BEING APPLIED FOR ONE EQUIVALENT OF CARBOXYLIC ACID GROUPS, AND 0.5 TO 2 EQUIVALENTS OF MONOCARBOXYLIC ACIDS FOR EACH DICARBOXYLIC ACID EQUIVALENT.
Claim 2
Dependent Claim
137 words
A PROCESS FOR THE MANUFACTURE OF A BRIGHT DRYING POLISH WAX, WHICH COMPRISES HEATING TO AN ELEVATED TEMPERATURE AT LEAST ONE ALIPHATIC CARBOXYLIC ACID CONTAINING MORE THAN 18 CARBON ATOMS AND A MEMBER SELECTED FROM THE GROUP CONSISTING OF DICARBOXYLIC ACIDS, PHTHALIC ANHYDRIDE AND MIXTURES OF PHTHALIC ANHYDRIDE AND MALEIC ANHYDRIDE WITH A MIXTURE OF DIHYDRIC ALCOHOLS IN WHICH THE HYDROXYL GROUP IS ATTACHED TO AN ALIPHATIC CARBON ATOM AND WHICH CONTAINS, BESIDES THE HYDROXYL GROUPS, ONLY CARBONAND HYDROGEN ATOMS, WITH THE PRESENCE OF UP TO 50 EQUIVALENT PERCENT OF AN OXALKYLATED DIHYDRIC PHENOL RESIN UNTIL THE ACID NUMBER IS IN THE RANGE FROM 5 TO 50, 0.5 TO 2 EQUIVALENTS OF ALCOHOLIC HYDROXYL GROUPS BEING APPLIED FOR ONE EQUIVALENT OF CARBOXYLIC ACID GROUPS, AND 0.5 TO 2 EQUIVALENTS OF MONOCARBOXYLIC ACIDS FOR EACH DICARBOXYLIC ACID EQUIVALENT.
References Cited (Backward Citations)
US2427255A
Cited
US2846330A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-08-04 | 1968-02-03 | 1968-08-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-08-04 | 1972-02-03 | 1972-08-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-08-04 | 1976-02-03 | 1976-08-04 | $7700.00 | Window Closed / Lapsed |