Patent US2626248A successfully refreshed from Google Patents.
US2626248A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of replasticizing polymeric metallo-carboxylates
Assignee: Goodrich Corp
•
Filing: 1950-11-24
•
Granted: 1953-01-20
•
Expires: 1970-11-24
Abstract
No abstract record available.
Inventors
- 👤 Harold P Brown
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 11:19
CPC Classifications
C; C08; C08K; C08K5/00; C08K5/04; C08K5/09; Y; Y10; Y10S; Y10S260/00; Y10S260/31
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
77 words
THE METHOD OF REPLASTICIZING AN ELASTIC POLYMERIC METALLO-CARBOXYLATE PREPARED BY THE REACTION OF A POLYVALENT METAL OXIDE WITH A PLASTIC, PREDOMINANTLY LINEAR, CARBOXYL-CONTAINING POLYMER CONTAINING FROM 0.001 TO 0.30 CHEMICAL EQUIVALENTS BY WEIGHT OF COMBINED -COOH PER 100 PARTS BY WEIGHT OF POLYMER, WHICH COMPRISES MIXING SAID ELASTIC POLYMERIC METALLO-CARBOXYLATE WITH A MATERIAL SELECTED FROM THE CLASS CONSISTING OF CARBOXYLIC ACIDS AND THEIR ANHYDRIDES HAVING A GREATER -COOH CONTENT THAN SAID CARBOXYL-CONTAINING POLYMER UNTIL REPLASTICIZATION HAS OCCURED.
Claim 2
Independent Claim
77 words
THE METHOD OF REPLASTICIZING AN ELASTIC POLYMERIC METALLO-CARBOXYLATE PREPARED BY THE REACTION OF A POLYVALENT METAL OXIDE WITH A PLASTIC, PREDOMINANTLY LINEAR, CARBOXYL-CONTAINING POLYMER CONTAINING FROM 0.001 TO 0.30 CHEMICAL EQUIVALENTS BY WEIGHT OF COMBINED -COOH PER 100 PARTS BY WEIGHT OF POLYMER, WHICH COMPRISES MIXING SAID ELASTIC POLYMERIC METALLO-CARBOXYLATE WITH A MATERIAL SELECTED FROM THE CLASS CONSISTING OF CARBOXYLIC ACIDS AND THEIR ANHYDRIDES HAVING A GREATER -COOH CONTENT THAN SAID CARBOXYL-CONTAINING POLYMER UNTIL REPLASTICIZATION HAS OCCURED.
References Cited (Backward Citations)
US2346107A
Cited
US2395506A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-01-20 | 1956-07-21 | 1957-01-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-01-20 | 1960-07-21 | 1961-01-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-01-20 | 1964-07-21 | 1965-01-20 | $7700.00 | Window Closed / Lapsed |