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US3133001A Expired / Lapsed US ⏱️ 0.0 years remaining

Stabilization of enzymes

Assignee: Individual
•
Filing: 1960-11-28
•
Granted: 1964-05-12
•
Expires: 1980-11-28
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Abstract

No abstract record available.

Inventors

  • 👤 Muset Pedro Puig

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-24 09:19
CPC Classifications
C; C12; C12N; C12N9/00; C12N9/96; A; A23; A23L; A23L19/00; A23L19/10; A23L19/12; A23L19/18; A23L5/00; A23L5/20; A23L5/25; C12Q; C12Q1/00; C12Q1/26; C12Q1/30; C12Q1/32; C12Q1/527

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 46 words
METHOD OF STABILIZING ENZYMES, WHICH COMPRISES SUBJECTING A SOLUTION OF AN ENZYME SELECTED FROM THE GROUP CONSISTING OF CATALASE, ALDOLASE AND 17-HYDROXY DEHYDROGENASE AND A DISACCHARIDE TO LYOPHILIZATION, THEREBY OBTAINING A STABILIZED ENZYME WHICH MAY BE STORED FOR PROLONGED PERIODS OF TIME WITHOUT LOSS OF ACTIVITY.
Claim 2
Dependent Claim 46 words
METHOD OF STABILIZING ENZYMES, WHICH COMPRISES SUBJECTING A SOLUTION OF AN ENZYME SELECTED FROM THE GROUP CONSISTING OF CATALASE, ALDOLASE AND 17-HYDROXY DEHYDROGENASE AND A DISACCHARIDE TO LYOPHILIZATION, THEREBY OBTAINING A STABILIZED ENZYME WHICH MAY BE STORED FOR PROLONGED PERIODS OF TIME WITHOUT LOSS OF ACTIVITY.

References Cited (Backward Citations)

US1855591A Cited
US2922749A Cited
US2703779A Cited
US2826503A Cited
US3006815A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1967-05-12 1967-11-11 1968-05-12 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1971-05-12 1971-11-11 1972-05-12 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1975-05-12 1975-11-11 1976-05-12 $7700.00 Window Closed / Lapsed

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