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Patent US3010964A successfully refreshed from Google Patents.
US3010964A
Expired / Lapsed
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Compositions and process for inhibiting the polymerization of vinyl heterocyclic nitrogen compounds
Assignee: Sicedison SpA
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Filing: 1959-12-30
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Granted: 1961-11-28
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Expires: 1979-12-30
Abstract
No abstract record available.
Inventors
- 👤 Nenz Adriano
- 👤 Giovanni B Gechele
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 21:33
CPC Classifications
C; C08; C08F; C08F2/00; C08F2/38
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
22 words
A PROCESS FOR INHIBITING THE POLYMERIZATION OF POLYMERIZABLE BASIC NITROGENOUS HETEROCYCLIC VINYL COMPOUNDS HAVING THE FORMULA SELECTED FROM THE GROUP CONSISTING OF:
Claim 2
Dependent Claim
22 words
A PROCESS FOR INHIBITING THE POLYMERIZATION OF POLYMERIZABLE BASIC NITROGENOUS HETEROCYCLIC VINYL COMPOUNDS HAVING THE FORMULA SELECTED FROM THE GROUP CONSISTING OF:
References Cited (Backward Citations)
US2824105A
Cited
US2826581A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-11-27 | 1965-05-29 | 1965-11-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-11-27 | 1969-05-29 | 1969-11-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-11-27 | 1973-05-29 | 1973-11-28 | $7700.00 | Window Closed / Lapsed |