US2802891A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Vulcanization of latex using organic peroxide
Assignee: Hercules Powder Co
•
Filing: 1955-11-02
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Granted: 1957-08-13
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Expires: 1975-11-02
Abstract
No abstract record available.
Inventors
- 👤 George B Feild
- 👤 Walter S Ropp
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 20:25
CPC Classifications
C; C08; C08K; C08K5/00; C08K5/04; C08K5/14; C08L; C08L21/00; C08L21/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
59 words
A PROCESS FOR VULCANIZING A LATEX SELECTED FROM THE GROUP CONSISTING OF NATURAL RUBBER LATEX AND LATICES OF SYNTHETIC, RUBBERY POLYMERS OF A COMPOUND SELECTED FROM THE GROUP CONSISTING OF CONJUGATED DIOLEFINS AND CHLOROPRENE WHICH COMPRISES INCORPORATING IN SAID LATEX FROM 0.1 TO 10%, BASED ON THE WEIGHT OF RUBBER SOLIDS IN SAID LATEX, OF A MONOPEROXYACETAL HAVINGTHE FORMULA
Claim 2
Dependent Claim
59 words
A PROCESS FOR VULCANIZING A LATEX SELECTED FROM THE GROUP CONSISTING OF NATURAL RUBBER LATEX AND LATICES OF SYNTHETIC, RUBBERY POLYMERS OF A COMPOUND SELECTED FROM THE GROUP CONSISTING OF CONJUGATED DIOLEFINS AND CHLOROPRENE WHICH COMPRISES INCORPORATING IN SAID LATEX FROM 0.1 TO 10%, BASED ON THE WEIGHT OF RUBBER SOLIDS IN SAID LATEX, OF A MONOPEROXYACETAL HAVINGTHE FORMULA
References Cited (Backward Citations)
US2442330A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-08-12 | 1961-02-11 | 1961-08-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-08-12 | 1965-02-11 | 1965-08-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-08-12 | 1969-02-11 | 1969-08-13 | $7700.00 | Window Closed / Lapsed |