Patent US2613221A successfully refreshed from Google Patents.
US2613221A
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Preparing polyhalogenoalkenyl compounds
Assignee: Uniroyal Inc
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Filing: 1948-04-30
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Granted: 1952-10-07
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Expires: 1968-04-30
Abstract
No abstract record available.
Inventors
- 👤 Elbert C Ladd
- 👤 Merlin P Harvey
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 15:27
CPC Classifications
C; C07; C07D; C07D209/00; C07D209/02; C07D209/44; C07D209/48; C07C; C07C209/00; C07C209/04; C07C209/06; C07C209/08; C07C67/00; C07C67/10; C07C67/11; C07C67/48; C07C67/52; C07C67/54; C07C67/56
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
97 words
A METHOD WHICH COMPRISES REACTING A TETRAHALOGENOALKANE CONTAINING A TRIHALOGENOMETHYL GROUP IN WHICH TWO OF THE HALOGENS ARE CHLORINE AND THE THIRD HALOGEN IS SELECTED FROM THE GROUP CONSISTING OF CHLORINE AND BROMINE, AND TRIHALOGENOMETHYL GROUP BEING CONNECTED TO AN ADDITIONAL HALOGEN ATOM BY AN ALIPHATIC CHAIN OF TWO CARBON ATOMS, WITH AN ALKALINE SUBSTANCE SELECTED FROM THE CLASS CONSISTING OF COMPOUNDS OF THE TYPE MA WHERE M IS A CATION-FORMING ATOM, AND A IS A RADICAL SELECTED FROM THE CLASS CONSISTING OIF ACIDYLOXY,ALKOXY, ALKENYLALKOXY, ARYLOXY, AND AMINO RADICALS AND SEPARATING A COMPOUND OF THE TYPE FORMULA
Claim 2
Independent Claim
97 words
A METHOD WHICH COMPRISES REACTING A TETRAHALOGENOALKANE CONTAINING A TRIHALOGENOMETHYL GROUP IN WHICH TWO OF THE HALOGENS ARE CHLORINE AND THE THIRD HALOGEN IS SELECTED FROM THE GROUP CONSISTING OF CHLORINE AND BROMINE, AND TRIHALOGENOMETHYL GROUP BEING CONNECTED TO AN ADDITIONAL HALOGEN ATOM BY AN ALIPHATIC CHAIN OF TWO CARBON ATOMS, WITH AN ALKALINE SUBSTANCE SELECTED FROM THE CLASS CONSISTING OF COMPOUNDS OF THE TYPE MA WHERE M IS A CATION-FORMING ATOM, AND A IS A RADICAL SELECTED FROM THE CLASS CONSISTING OIF ACIDYLOXY,ALKOXY, ALKENYLALKOXY, ARYLOXY, AND AMINO RADICALS AND SEPARATING A COMPOUND OF THE TYPE FORMULA
References Cited (Backward Citations)
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-10-07 | 1956-04-07 | 1956-10-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-10-07 | 1960-04-07 | 1960-10-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-10-07 | 1964-04-07 | 1964-10-07 | $7700.00 | Window Closed / Lapsed |