US2924604A
Expired / Lapsed
US
⏱️ 0.0 years remaining
O-ethers of pyridine aldoximes
Assignee: Dr F Raschig GmbH
•
Filing: 1958-04-23
•
Granted: 1960-02-09
•
Expires: 1978-04-23
Abstract
No abstract record available.
Inventors
- 👤 Steinhards Arnolds
- 👤 Mathes Wilhelm
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 12:36
CPC Classifications
C; C07; C07D; C07D213/00; C07D213/02; C07D213/04; C07D213/24; C07D213/44; C07D213/53
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
12 words
THE COMPOUND SELECTED FROM THE CLASS CONSISTING OF COMPOUNDS OF THE FORMULA:
Claim 2
Dependent Claim
12 words
THE COMPOUND SELECTED FROM THE CLASS CONSISTING OF COMPOUNDS OF 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) | 1963-02-08 | 1963-08-10 | 1964-02-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-02-08 | 1967-08-10 | 1968-02-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-02-08 | 1971-08-10 | 1972-02-09 | $7700.00 | Window Closed / Lapsed |