US2899327A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Glue setting accelerators
Assignee: —
•
Filing: —
•
Granted: 1959-08-11
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Expires: 1976-08-11
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 10:45
CPC Classifications
C; C09; C09H; C09H11/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
90 words
A RELATIVELY FAST SETTING, A GEL FORMING COMPOSITION OF THE CLASS OF GLUE AND GELATIN, COMPRISING A MIXTURE OF MAINLY AN ANIMAL PROTEIN DERIVED FROM COLLAGEN NORMALLY TENDING TO HAVE A SLOW SET, AND A SUBSTITUTED AMMONIUM SALT OF A WATER SOLUBLE POLYCARBOXYLIC ACID WHOSE ACID PORTION IS CHARACTERIZED BY AN ADDITIONAL FUNCTION SELECTED FROM THE GROUP CONSISTING OF ALCOHOLS AND ETHERS WITHIN THE RANGE OF ABOUT 1 TO 10% BY WEIGHT OF THE TOTAL COMPOSITION AS A SET ACCELERATING AGENT TO IMPROVED THE SETTING RATE OF SAID ANIMAL PROTEIN.
Claim 2
Dependent Claim
90 words
A RELATIVELY FAST SETTING, A GEL FORMING COMPOSITION OF THE CLASS OF GLUE AND GELATIN, COMPRISING A MIXTURE OF MAINLY AN ANIMAL PROTEIN DERIVED FROM COLLAGEN NORMALLY TENDING TO HAVE A SLOW SET, AND A SUBSTITUTED AMMONIUM SALT OF A WATER SOLUBLE POLYCARBOXYLIC ACID WHOSE ACID PORTION IS CHARACTERIZED BY AN ADDITIONAL FUNCTION SELECTED FROM THE GROUP CONSISTING OF ALCOHOLS AND ETHERS WITHIN THE RANGE OF ABOUT 1 TO 10% BY WEIGHT OF THE TOTAL COMPOSITION AS A SET ACCELERATING AGENT TO IMPROVED THE SETTING RATE OF SAID ANIMAL PROTEIN.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-08-10 | 1963-02-09 | 1963-08-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-08-10 | 1967-02-09 | 1967-08-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-08-10 | 1971-02-09 | 1971-08-11 | $7700.00 | Window Closed / Lapsed |