US3483279A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Michaelis-arbuzov reaction
Assignee: Dow Chemical Co
•
Filing: 1966-03-11
•
Granted: 1969-12-09
•
Expires: 1986-03-11
Abstract
No abstract record available.
Inventors
- 👤 Ralph A Davis
- 👤 Eric R Larsen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 13:25
CPC Classifications
C; C07; C07F; C07F9/00; C07F9/02; C07F9/28; C07F9/38; C07F9/40; C07F9/30; C07F9/32; C07F9/4003; C07F9/4006
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1284488A
Cited
US1629200A
Cited
US1881041A
Cited
US2507490A
Cited
US3256370A
Cited
US3284540A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-12-08 | 1973-06-09 | 1973-12-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-12-08 | 1977-06-09 | 1977-12-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-12-08 | 1981-06-09 | 1981-12-09 | $7700.00 | Window Closed / Lapsed |