Patent FR754962A successfully refreshed from Google Patents.
US3036086A
Expired / Lapsed
US
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Method for the polymerization of vinyltetrazoles monomers
Assignee: Individual
•
Filing: 1959-05-05
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Granted: 1962-05-22
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Expires: 1979-05-05
Abstract
No abstract record available.
Inventors
- 👤 Adicoff Arnold
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 11:06
CPC Classifications
C; C07; C07D; C07D257/00; C07D257/02; C07D257/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
64 words
A METHOD FOR THE PREPARATION OF POLYMERIZATION PRODUCTS OF VINYLTETRAZOLE MONOMERS WHICH COMPRISES HEATING A VINYLTETRAZOLE MONOMER IN A SOLVENT SELECTED FROM THE CLASS CONSISTING OF BENZOTRIFLUIRIDE AND ISOAMYL BROMIDE TO WHICH HAS BEEN ADDED A FREE RADICAL SOURCE SELECTED FROM THE CLASS CONSISTING OF BENZOYL PEROXIDE AND A-A''-AZOBISISOBUTYRONITRILE AT A TEMPERATURE FROM ABOUT 0*C. TO ABOUT 100*C. UNTIL A WHITE FRIABLE PRECIPITATE FORMS.
Claim 2
Independent Claim
64 words
A METHOD FOR THE PREPARATION OF POLYMERIZATION PRODUCTS OF VINYLTETRAZOLE MONOMERS WHICH COMPRISES HEATING A VINYLTETRAZOLE MONOMER IN A SOLVENT SELECTED FROM THE CLASS CONSISTING OF BENZOTRIFLUIRIDE AND ISOAMYL BROMIDE TO WHICH HAS BEEN ADDED A FREE RADICAL SOURCE SELECTED FROM THE CLASS CONSISTING OF BENZOYL PEROXIDE AND A-A''-AZOBISISOBUTYRONITRILE AT A TEMPERATURE FROM ABOUT 0*C. TO ABOUT 100*C. UNTIL A WHITE FRIABLE PRECIPITATE FORMS.
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) | 1965-05-21 | 1965-11-20 | 1966-05-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-05-21 | 1969-11-20 | 1970-05-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-05-21 | 1973-11-20 | 1974-05-22 | $7700.00 | Window Closed / Lapsed |