Patent US3394052A successfully refreshed from Google Patents.
US3394052A
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US
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Fermentation process for making 2-(2, 6-dihydroxybenzoyl)-x,x'-dichloropyrrole
Assignee: Monsanto Co
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Filing: 1963-10-30
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Granted: 1968-07-23
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Expires: 1983-10-30
Abstract
No abstract record available.
Inventors
- 👤 Richard J O'connor
- 👤 Jr John M Van Deren
- 👤 Walter A Darlington
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 23:25
CPC Classifications
C; C07; C07D; C07D487/00; C07D487/12; C07D487/18; C12; C12N; C12N1/00; C12N1/20; C12N1/205; C12P; C12P17/00; C12P17/02; C12P17/06; Y; Y10; Y10S; Y10S435/00; Y10S435/8215; Y10S435/822; Y10S435/874; Y10S435/875
Claims Analysis
Total Claims: 0
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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) | 1971-07-23 | 1972-01-22 | 1972-07-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-07-23 | 1976-01-22 | 1976-07-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-07-23 | 1980-01-22 | 1980-07-23 | $7700.00 | Window Closed / Lapsed |