Patent US2602031A successfully refreshed from Google Patents.
US2602031A
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Process of producing protein plastics from fish protein
Assignee: Wm A Mohn & Son AS
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Filing: 1949-11-28
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Granted: 1952-07-01
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Expires: 1969-11-28
Abstract
No abstract record available.
Inventors
- 👤 Ugelstad John
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 14:24
CPC Classifications
C; C08; C08L; C08L89/00; Y; Y10; Y10S; Y10S530/00; Y10S530/855; Y10S530/857; Y10S530/859
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
125 words
A PROCESS FOR THE PRODUCTION OF A PROTEIN PLASTIC FROM A FISH PRODUCT CONTAINING WATER INSOLUBLE PROTEIN SUBSTANCES SELECTED FROM THE GROUP CONSISTING OF MUSCULAR FLESH OF FISH, FISH MEAL, FISH WASTES, AND MILTS WHICH COMPRISES TREATING SUCH A FISH PRODUCT WITH AN AQUEOUS 0.5-1% SOLUTION OF SODIUM HYDROXIDE AT A TEMPERATURE OF 50* C.-70* C. TO SOLUBILIZE PROTEIN CONTAINED IN SUCH MATERIAL, THE QUANTITY OF SODIUM HYDROXIDE SOLUTION BEING SUCH THAT THE QUANTITY OF SODIUM HYDROXIDE CONTAINED THEREIN IS UP TO 15% OF THE DRY PROTEIN CONTENT OF SUCH ANIMAL PROTEIN MATERIAL, LOWERING THE PH OF THE RESULTING SOLUTION TO 7 TO 10, THEN ADDING FORMALDEHYDE TO SUCH SOLUTION, AND SUBSEQUENTLY ADDING A MINERAL ACID TO THE SOLUTION TO PRECIPITATE THE PROTEIN CONTAINED THEREIN.
Claim 2
Dependent Claim
125 words
A PROCESS FOR THE PRODUCTION OF A PROTEIN PLASTIC FROM A FISH PRODUCT CONTAINING WATER INSOLUBLE PROTEIN SUBSTANCES SELECTED FROM THE GROUP CONSISTING OF MUSCULAR FLESH OF FISH, FISH MEAL, FISH WASTES, AND MILTS WHICH COMPRISES TREATING SUCH A FISH PRODUCT WITH AN AQUEOUS 0.5-1% SOLUTION OF SODIUM HYDROXIDE AT A TEMPERATURE OF 50* C.-70* C. TO SOLUBILIZE PROTEIN CONTAINED IN SUCH MATERIAL, THE QUANTITY OF SODIUM HYDROXIDE SOLUTION BEING SUCH THAT THE QUANTITY OF SODIUM HYDROXIDE CONTAINED THEREIN IS UP TO 15% OF THE DRY PROTEIN CONTENT OF SUCH ANIMAL PROTEIN MATERIAL, LOWERING THE PH OF THE RESULTING SOLUTION TO 7 TO 10, THEN ADDING FORMALDEHYDE TO SUCH SOLUTION, AND SUBSEQUENTLY ADDING A MINERAL ACID TO THE SOLUTION TO PRECIPITATE THE PROTEIN CONTAINED THEREIN.
References Cited (Backward Citations)
GB190419017A
Cited
US1076417A
Cited
US1302739A
Cited
US2133335A
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US2075276A
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US2292464A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-07-01 | 1955-12-31 | 1956-07-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-07-01 | 1959-12-31 | 1960-07-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-07-01 | 1963-12-31 | 1964-07-01 | $7700.00 | Window Closed / Lapsed |