Patent US3081895A successfully refreshed from Google Patents.
Patent US3242056A successfully refreshed from Google Patents.
US3242056A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Thermally stable lysozyme composition and process for preparing same
Assignee: LYSOFRANCE SOC
•
Filing: 1963-06-04
•
Granted: 1966-03-22
•
Expires: 1983-06-04
Abstract
No abstract record available.
Inventors
- 👤 Dubois-Prevost Raoul
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 03:35
CPC Classifications
C; C12; C12N; C12N9/00; C12N9/14; C12N9/24; C12N9/2402; C12N9/2462
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
49 words
A PROCESS FOR THE PREPARATION OF A CONCENTRATED COMPOSITION OF THERMALLY STABLE LYSOZYME, CONSISTING ESSENTIALLY OF EXTRACTING LYSOZYME FROM A NATURAL MATERIAL CONTAINING LYSOZYME, IN THE FORM OF AN AQUEOUS SOLUTION, AND INTRODUCING INTO THE SAID AQUEOUS SOLUTION OF LYSOZYME A STABILIZING AMOUNT OF AN ALIPHATIC POLYOL STABILIZING AGENT.
Claim 2
Dependent Claim
49 words
A PROCESS FOR THE PREPARATION OF A CONCENTRATED COMPOSITION OF THERMALLY STABLE LYSOZYME, CONSISTING ESSENTIALLY OF EXTRACTING LYSOZYME FROM A NATURAL MATERIAL CONTAINING LYSOZYME, IN THE FORM OF AN AQUEOUS SOLUTION, AND INTRODUCING INTO THE SAID AQUEOUS SOLUTION OF LYSOZYME A STABILIZING AMOUNT OF AN ALIPHATIC POLYOL STABILIZING AGENT.
Claim 3
Dependent Claim
15 words
A STABLE AQUEOUS LYSOZYME SOLUTION IN WHICH IS INCORPORATED ABOUT 65% OF SUGAR AS STABILIZER.
Claim 4
Dependent Claim
15 words
A STABLE AQUEOUS LYSOZYME SOLUTION IN WHICH IS INCORPORATED ABOUT 65% OF SUGAR AS STABILIZER.
References Cited (Backward Citations)
US703439A
Cited
US2672428A
Cited
US2689203A
Cited
US3050445A
Cited
US2991229A
Cited
US3061477A
Cited
US3133001A
Cited
FR1272272A
Cited
US3108907A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-03-21 | 1969-09-20 | 1970-03-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-03-21 | 1973-09-20 | 1974-03-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-03-21 | 1977-09-20 | 1978-03-22 | $7700.00 | Window Closed / Lapsed |