Patent US1578265A successfully refreshed from Google Patents.
US2826533A
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Stable fibrinogen solutions and method for producing same
Assignee: Bayer Corp
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Filing: 1954-03-15
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Granted: 1958-03-11
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Expires: 1974-03-15
Abstract
No abstract record available.
Inventors
- 👤 Alfred H Fowell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 16:15
CPC Classifications
A; A61; A61K; A61K38/00; A61K38/16; A61K38/17; A61K38/36; A61K38/363
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
70 words
A METHOD OF PREPARING A STABLE SOLUTION OF FIBRINOGEN COMPRISING: DISSOLVING HUMAN FIBRINOGEN IN AN AQUEOUS DILUENT SO THAT THE RESULATNT SOLUTION HAS AN IONIC STRENGTH OF AT LEAST 0.30, A PH NOT GREATER THAN 5.85 AND NOT LESS THAN A VALUE AT WHICH THE FIBRINOGEN WOULD BEGIN TO PRECIPITATE AND CONTAINING AT LEAST 3% OF A CARBOHYDRATE SELECTED FROM THE GROUP CONSISTING OF SUGARS, SUGAR ALCOHOL AND SUGAR ACIDS.
Claim 2
Independent Claim
70 words
A METHOD OF PREPARING A STABLE SOLUTION OF FIBRINOGEN COMPRISING: DISSOLVING HUMAN FIBRINOGEN IN AN AQUEOUS DILUENT SO THAT THE RESULATNT SOLUTION HAS AN IONIC STRENGTH OF AT LEAST 0.30, A PH NOT GREATER THAN 5.85 AND NOT LESS THAN A VALUE AT WHICH THE FIBRINOGEN WOULD BEGIN TO PRECIPITATE AND CONTAINING AT LEAST 3% OF A CARBOHYDRATE SELECTED FROM THE GROUP CONSISTING OF SUGARS, SUGAR ALCOHOL AND SUGAR ACIDS.
References Cited (Backward Citations)
US2589210A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-03-10 | 1961-09-09 | 1962-03-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-03-10 | 1965-09-09 | 1966-03-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-03-10 | 1969-09-09 | 1970-03-11 | $7700.00 | Window Closed / Lapsed |