US3047623A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of producing boroncontaining compounds
Assignee: Wyeth Holdings LLC
•
Filing: 1960-09-15
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Granted: 1962-07-31
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Expires: 1980-09-15
Abstract
No abstract record available.
Inventors
- 👤 John E Milks
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 21:19
CPC Classifications
C; C10; C10L; C10L1/00; C10L1/10; C10L1/14; C10L1/30; C10L1/301; C10L1/303; C06; C06B; C06B47/00; C06B47/02; C06B47/10; C07; C07F; C07F5/00; C07F5/02; C07F5/022; C07F5/025
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
28 words
THE METHOD WHICH COMPRISES EFFECTING A TRANSAMINATION REACTION, AT A TEMPERATURE WITHIN THE RANGE OF FROM 20*C. TO 200*C., BETWEEN (1) A HYDROCARBON DIAMINE REPRESENTED BY THE FORMULA
Claim 2
Independent Claim
28 words
THE METHOD WHICH COMPRISES EFFECTING A TRANSAMINATION REACTION, AT A TEMPERATURE WITHIN THE RANGE OF FROM 20*C. TO 200*C., BETWEEN (1) A HYDROCARBON DIAMINE REPRESENTED BY THE FORMULA
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-07-30 | 1966-01-29 | 1966-07-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-07-30 | 1970-01-29 | 1970-07-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-07-30 | 1974-01-29 | 1974-07-31 | $7700.00 | Window Closed / Lapsed |