US2985690A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Compounds produced by radical addition reactions of halogenated olefins and compounds produced thereby
Assignee: 3M Co
•
Filing: 1958-11-24
•
Granted: 1961-05-23
•
Expires: 1978-11-24
Abstract
No abstract record available.
Inventors
- 👤 William T Miller
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 19:06
CPC Classifications
C; C07; C07C; C07C21/00; C07C21/02; C07C21/18; C07C17/00; C07C17/093; C07C17/20; C07C17/202; C07C17/208; C07C17/23; C07C17/25; C07C17/26; C07C17/263; C07C17/269; C07C17/272; C07C17/278; C07C19/00; C07C19/08; C07C19/16
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
4 words
COMPOUNDS HAVING THE FORMULA
Claim 2
Dependent Claim
4 words
COMPOUNDS HAVING THE FORMULA
Claim 3
Dependent Claim
5 words
A COMPOUND HAVING THE FORMULA
Claim 4
Dependent Claim
5 words
A COMPOUND HAVING THE FORMULA
References Cited (Backward Citations)
US2614131A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-05-22 | 1964-11-21 | 1965-05-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-05-22 | 1968-11-21 | 1969-05-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-05-22 | 1972-11-21 | 1973-05-23 | $7700.00 | Window Closed / Lapsed |