Patent US2679509A successfully refreshed from Google Patents.
US2679509A
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US
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Pinonic and pinoylformic acid esters
Assignee: Individual
•
Filing: 1950-09-15
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Granted: 1954-05-25
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Expires: 1970-09-15
Abstract
No abstract record available.
Inventors
- 👤 Hasselstrom Torsten
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 10:22
CPC Classifications
C; C08; C08K; C08K5/00; C08K5/04; C08K5/10; Y; Y10; Y10S; Y10S524/00; Y10S524/925; Y10S585/00; Y10S585/929; Y10S585/947
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
106 words
AN ESTER OF A MONOCYCLIC KETO TERPENE CARBOXYLIC ACID BEING A MEMBER OF THE GROUP CONSISTING OF PINONIC ACID AND PINOYLFORMIC ACID, WHEREIN THE ESTERIFYING GROUP IS AN ESTER-FORMING RADICAL OF A LIQUID ALCOHOL OF THE TYPE A (OH)N, N BEING AN INTEGER NOT LESS THAN 1 AND NOT MORE THAN 2, AND A BEING A MEMBER OF THE GROUP CONSISTING OF AN ALIPHATIC HYDROCARBON RADICAL HAVING AT LEAST 6 CARBON ATOMS, AN ALIPHATIC ETHER RADICAL HAVING AT LEAST 4 CARBON ATOMS, A CYCLOALIPHATIC HYDROCARBON RADICAL, AND AN AROMATIC HYDROCARBON RADICAL WHEREIN THE BENZENE RING IS LINKED TO THE ALCOHOLIC HYDROXYL GROUP BY A METHYLENE GROUP.
Claim 2
Dependent Claim
106 words
AN ESTER OF A MONOCYCLIC KETO TERPENE CARBOXYLIC ACID BEING A MEMBER OF THE GROUP CONSISTING OF PINONIC ACID AND PINOYLFORMIC ACID, WHEREIN THE ESTERIFYING GROUP IS AN ESTER-FORMING RADICAL OF A LIQUID ALCOHOL OF THE TYPE A (OH)N, N BEING AN INTEGER NOT LESS THAN 1 AND NOT MORE THAN 2, AND A BEING A MEMBER OF THE GROUP CONSISTING OF AN ALIPHATIC HYDROCARBON RADICAL HAVING AT LEAST 6 CARBON ATOMS, AN ALIPHATIC ETHER RADICAL HAVING AT LEAST 4 CARBON ATOMS, A CYCLOALIPHATIC HYDROCARBON RADICAL, AND AN AROMATIC HYDROCARBON RADICAL WHEREIN THE BENZENE RING IS LINKED TO THE ALCOHOLIC HYDROXYL GROUP BY A METHYLENE GROUP.
References Cited (Backward Citations)
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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) | 1957-05-24 | 1957-11-23 | 1958-05-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-05-24 | 1961-11-23 | 1962-05-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-05-24 | 1965-11-23 | 1966-05-25 | $7700.00 | Window Closed / Lapsed |