US2880247A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Radical addition reactions of halogenated olefins and compounds produced thereby
Assignee: 3M Co
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Filing: 1955-07-12
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Granted: 1959-03-31
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Expires: 1975-07-12
Abstract
No abstract record available.
Inventors
- 👤 William T Miller
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 10:26
CPC Classifications
C; C07; C07C; C07C19/00; C07C19/08; C07C19/16; C07C17/00; C07C17/093; C07C17/20; C07C17/202; C07C17/208; C07C17/23; C07C17/25; C07C17/26; C07C17/263; C07C17/269; C07C17/272; C07C17/278; C07C21/00; C07C21/02; C07C21/18
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
17 words
A PROCESS WHICH COMPRISES EFFECTING THE REACTION UNDER FREE RADICAL CONDITIONS OF A COMPOUND HAVING THE FORMULA
Claim 2
Dependent Claim
17 words
A PROCESS WHICH COMPRISES EFFECTING THE REACTION UNDER FREE RADICAL CONDITIONS OF A COMPOUND HAVING THE FORMULA
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) | 1962-03-30 | 1962-09-29 | 1963-03-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-03-30 | 1966-09-29 | 1967-03-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-03-30 | 1970-09-29 | 1971-03-31 | $7700.00 | Window Closed / Lapsed |