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US3148121A Expired / Lapsed US ⏱️ 0.0 years remaining

Water-insoluble whole inhalant complex and method of making same

Assignee: Bayer Corp
•
Filing: 1960-01-27
•
Granted: 1964-09-08
•
Expires: 1980-01-27
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Abstract

No abstract record available.

Inventors

  • 👤 Margaret B Strauss

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-30 14:40
CPC Classifications
A; A61; A61K; A61K39/00; A61K39/35; A61K39/36

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 130 words
A METHOD OF PREPARING A WATER-INSOLUBLE INHALANT COMPLEX WHICH COMPRISES MIXING THE WHOLE INHALANT CONTAINING ALL SOURCES OF PHYSIOLOGICALLY ACTIVE PRINCPLES INCLUDING PRINCIPALLY THE PROTEINACEOUS FRACTION, THE CARBOHYDRATE FRACTION AND ANY FATTY FRACTION PRESENT, WITH AN EXTRACTING LIQUID CONTAINING ABOUT EQUAL PARTS OF A HETEROCYCLIC TERTIAY AMINE SELECTED FROM THE GROUP CONSISTING OF PYRIDINE, QUINOLINE AND LUTIDINE,A ND AN ALKALINE AQUEOUS SOLUTION, TO FORM A MIXTURE WITH THE ACTIVE PRINCIPLES IN SAID FRACTIONS, FILTERING THE MIXTURE THUS OBTAINED TO RECOVER THE LIQUID EXTRACT CONTAINING THE ACTIVE MATERIAL, ADDING WATER TO THIS EXTRACT, MIXING AND ADDING A SIMILAR VOLUME OF AN ALUM SOLUTION TO PRECIPITATE A WATER-INSOLUBLE WHOLE INHALANT COMPLEX, AND RECOVERING THE COMPLEX THUS OBTAINED, SAID COMPLEX BEING AN ALLERGENICALLY ACTIVE PRODUCT CONTAINING ALL PHYSIOLOGICALLY ACTIVE PRINCIPLES OF THE INHALANT.
Claim 2
Independent Claim 130 words
A METHOD OF PREPARING A WATER-INSOLUBLE INHALANT COMPLEX WHICH COMPRISES MIXING THE WHOLE INHALANT CONTAINING ALL SOURCES OF PHYSIOLOGICALLY ACTIVE PRINCPLES INCLUDING PRINCIPALLY THE PROTEINACEOUS FRACTION, THE CARBOHYDRATE FRACTION AND ANY FATTY FRACTION PRESENT, WITH AN EXTRACTING LIQUID CONTAINING ABOUT EQUAL PARTS OF A HETEROCYCLIC TERTIAY AMINE SELECTED FROM THE GROUP CONSISTING OF PYRIDINE, QUINOLINE AND LUTIDINE,A ND AN ALKALINE AQUEOUS SOLUTION, TO FORM A MIXTURE WITH THE ACTIVE PRINCIPLES IN SAID FRACTIONS, FILTERING THE MIXTURE THUS OBTAINED TO RECOVER THE LIQUID EXTRACT CONTAINING THE ACTIVE MATERIAL, ADDING WATER TO THIS EXTRACT, MIXING AND ADDING A SIMILAR VOLUME OF AN ALUM SOLUTION TO PRECIPITATE A WATER-INSOLUBLE WHOLE INHALANT COMPLEX, AND RECOVERING THE COMPLEX THUS OBTAINED, SAID COMPLEX BEING AN ALLERGENICALLY ACTIVE PRODUCT CONTAINING ALL PHYSIOLOGICALLY ACTIVE PRINCIPLES OF THE INHALANT.

References Cited (Backward Citations)

GB527803A Cited
US2456750A Cited
US3071508A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1967-09-08 1968-03-09 1968-09-08 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1971-09-08 1972-03-09 1972-09-08 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1975-09-08 1976-03-09 1976-09-08 $7700.00 Window Closed / Lapsed

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