Patent US3418323A successfully refreshed from Google Patents.
US3418323A
Expired / Lapsed
US
⏱️ 0.0 years remaining
2-chloro-6-(trichloromethyl)pyridine compounds
Assignee: Dow Chemical Co
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Filing: 1966-05-16
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Granted: 1968-12-24
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Expires: 1986-05-16
Abstract
No abstract record available.
Inventors
- 👤 Johnston Howard
- 👤 Marry S Tomita
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 22:55
CPC Classifications
C; C05; C05D; C05D9/00; C07; C07D; C07D213/00; C07D213/02; C07D213/04; C07D213/60; C07D213/61
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) | 1971-12-24 | 1972-06-24 | 1972-12-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-12-24 | 1976-06-24 | 1976-12-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-12-24 | 1980-06-24 | 1980-12-24 | $7700.00 | Window Closed / Lapsed |