US2513346A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for obtaining organic amino diols
Assignee: Parke Davis and Co LLC
•
Filing: 1948-12-21
•
Granted: 1950-07-04
•
Expires: 1968-12-21
Abstract
No abstract record available.
Inventors
- 👤 George W Moersch
- 👤 Allen C Moore
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 04:03
CPC Classifications
C; C07; C07C; C07C233/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
15 words
PROCESS WHICH COMPRISES REACTING A THIONYL HALIDE WITH A (DL)-REG. AMINO DIOL DERIVATIVE OF FORMULA,
Claim 2
Dependent Claim
15 words
PROCESS WHICH COMPRISES REACTING A THIONYL HALIDE WITH A (DL)-REG. AMINO DIOL DERIVATIVE OF FORMULA,
References Cited (Backward Citations)
US1965502A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-07-03 | 1954-01-02 | 1954-07-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-07-03 | 1958-01-02 | 1958-07-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-07-03 | 1962-01-02 | 1962-07-04 | $7700.00 | Window Closed / Lapsed |