Patent US2850427A successfully refreshed from Google Patents.
US2850427A
Expired / Lapsed
US
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Aterrimins and their preparation
Assignee: Individual
•
Filing: 1956-04-17
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Granted: 1958-09-02
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Expires: 1976-04-17
Abstract
No abstract record available.
Inventors
- 👤 Alderton Gordon
- 👤 Neva S Snell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 11:52
CPC Classifications
C; C12; C12P; C12P17/00; C12P17/02; Y; Y10; Y10S; Y10S435/00; Y10S435/8215; Y10S435/822; Y10S435/832; Y10S435/839
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
193 words
AN ORGANIC COMPOUND SELECTED FROM THE GROUP CONSISTING OF: (1) ATTERIMIN A, SOLUBLE IN METHYL, ETHYL, PROPYL, ISOPROPYL, AND BUTYL ALCOHOLS, BUT RELATIVELY INSOLUBLE IN CARBON TETRACHLORIDE, SATURATED HYDROCARBONS, AND OTHER RELATIVELY NON-POLAR SOLVENTS, SOLUBLE IN WATER AT ALKALINE PH''S BUT RELATIVELY INSOLUBLE AT NEUTRAL AND ACID PH''S, EXHIBITING THE CHARACTERISTICS OF A LACTONE, CONTAINING ONLY THE ELEMENTS CARBON, HYDROGEN, AND OXYGEN IN THE AMOUNTS, CARBON, 65.5%, HYDROGEN, 7.8%, OXYGEN, 26.7% (BY DIFFERENCE), HAVING A SPECIFIC ROTATION IN ABSOLUTE ETHANOL OF PLUS 245*, THE ULTRAVIOLET ABSORPTION SPECTRUM OF WHICH IN ABSOLUTE ALCOHOL EXHIBITS, EXPRESSED IN MILLIMICRONS, MAXIMA AT 277 AND 287, A BROAD MAXIMUM AT 310-325, A SHOULDER AT 267, AND A BROAD MINIMUM AT 225-240, THE INFRARED SPECTRUM OF WHICH IN POTASSIUM BROMIDE PELLETS EXHIBITS ABSORPTION BANDS, EXPRESSED IN MICRONS, AT 2.94, 3.43, 5.69, 5.81, 6.19, 6.48, 6.88, 7.27, 7.49, 7.63, 8.54, 9.18, 9.42, 9.59, 9.75, 10.04, 12.46, 12.86, AND 13.30; (2) THE SALTS OF SAID ATERRIMIN A WITH ALKALINE SUBSTANCES; (3) THE FREE HYDROXY-ACID FORM OF SAID ATERRIMIN A PRODUCTED BY ACIDIFYING SAID SALT; (4) ATERRIMIN B, SOLUBLE IN METHYL, ETHYL, PROPYL, ISOPROPYL, AND BUTYL ALCOHOLS, BUT RELATIVELY INSOLUBLE IN CARBON
Claim 2
Dependent Claim
193 words
AN ORGANIC COMPOUND SELECTED FROM THE GROUP CONSISTING OF: (1) ATTERIMIN A, SOLUBLE IN METHYL, ETHYL, PROPYL, ISOPROPYL, AND BUTYL ALCOHOLS, BUT RELATIVELY INSOLUBLE IN CARBON TETRACHLORIDE, SATURATED HYDROCARBONS, AND OTHER RELATIVELY NON-POLAR SOLVENTS, SOLUBLE IN WATER AT ALKALINE PH''S BUT RELATIVELY INSOLUBLE AT NEUTRAL AND ACID PH''S, EXHIBITING THE CHARACTERISTICS OF A LACTONE, CONTAINING ONLY THE ELEMENTS CARBON, HYDROGEN, AND OXYGEN IN THE AMOUNTS, CARBON, 65.5%, HYDROGEN, 7.8%, OXYGEN, 26.7% (BY DIFFERENCE), HAVING A SPECIFIC ROTATION IN ABSOLUTE ETHANOL OF PLUS 245*, THE ULTRAVIOLET ABSORPTION SPECTRUM OF WHICH IN ABSOLUTE ALCOHOL EXHIBITS, EXPRESSED IN MILLIMICRONS, MAXIMA AT 277 AND 287, A BROAD MAXIMUM AT 310-325, A SHOULDER AT 267, AND A BROAD MINIMUM AT 225-240, THE INFRARED SPECTRUM OF WHICH IN POTASSIUM BROMIDE PELLETS EXHIBITS ABSORPTION BANDS, EXPRESSED IN MICRONS, AT 2.94, 3.43, 5.69, 5.81, 6.19, 6.48, 6.88, 7.27, 7.49, 7.63, 8.54, 9.18, 9.42, 9.59, 9.75, 10.04, 12.46, 12.86, AND 13.30; (2) THE SALTS OF SAID ATERRIMIN A WITH ALKALINE SUBSTANCES; (3) THE FREE HYDROXY-ACID FORM OF SAID ATERRIMIN A PRODUCTED BY ACIDIFYING SAID SALT; (4) ATERRIMIN B, SOLUBLE IN METHYL, ETHYL, PROPYL, ISOPROPYL, AND BUTYL ALCOHOLS, BUT RELATIVELY INSOLUBLE IN CARBON
References Cited (Backward Citations)
CA496632A
Cited
US2653899A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-09-01 | 1962-03-03 | 1962-09-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-09-01 | 1966-03-03 | 1966-09-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-09-01 | 1970-03-03 | 1970-09-02 | $7700.00 | Window Closed / Lapsed |