Patent US2511722A successfully refreshed from Google Patents.
US2511722A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of producing latex articles
Assignee: —
•
Filing: —
•
Granted: 1950-06-13
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Expires: 1967-06-13
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 23:10
CPC Classifications
C; C08; C08J; C08J5/00; C08J5/02; C08C; C08C1/00; C08C1/14; C08C1/145; C08J2321/00; Y; Y10; Y10S; Y10S528/00; Y10S528/931; Y10S528/934; Y10S528/937
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
58 words
A PROCESS FOR THE HEAT-SENSITIZING OF AMMONIATED LATEX FOR MANUFACTURING MOLDED ARTICLES COMPRISING SUBJECTING THE AMMONIATED LATEX TO THE ACTION OF PROTEOLYTIC FERMENTS DEGRADING THE PROTEINS OF THE LATEX AND WITHOUT SEPARATNG THE PRODUCTS OF DEGRADATION FROM THE SERUM OBTAINED AND THEN ADDING ZINC OXIDE AND NORMAL VULCANIZING INGREDIENTS BEING ADDED IN THE USUAL MANNER FOR SUBSEQUENT VULCANIZATION.
Claim 2
Dependent Claim
58 words
A PROCESS FOR THE HEAT-SENSITIZING OF AMMONIATED LATEX FOR MANUFACTURING MOLDED ARTICLES COMPRISING SUBJECTING THE AMMONIATED LATEX TO THE ACTION OF PROTEOLYTIC FERMENTS DEGRADING THE PROTEINS OF THE LATEX AND WITHOUT SEPARATNG THE PRODUCTS OF DEGRADATION FROM THE SERUM OBTAINED AND THEN ADDING ZINC OXIDE AND NORMAL VULCANIZING INGREDIENTS BEING ADDED IN THE USUAL MANNER FOR SUBSEQUENT VULCANIZATION.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-06-12 | 1953-12-12 | 1954-06-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-06-12 | 1957-12-12 | 1958-06-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-06-12 | 1961-12-12 | 1962-06-13 | $7700.00 | Window Closed / Lapsed |