US2807637A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Omicron-aryl omicron, omicron-dialkyl phosphorothioates
Assignee: Dow Chemical Co
•
Filing: 1956-03-05
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Granted: 1957-09-24
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Expires: 1976-03-05
Abstract
No abstract record available.
Inventors
- 👤 Harold R Slagh
- 👤 Edgar C Britton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 04:28
CPC Classifications
C; C07; C07F; C07F9/00; C07F9/02; C07F9/06; C07F9/16; C07F9/165; C07F9/18
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
7 words
AN O-ARYL O,O-DIALKYL PHOSPHOROTHIOATE OF THE FORMULA
Claim 2
Dependent Claim
7 words
AN O-ARYL O,O-DIALKYL PHOSPHOROTHIOATE OF 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) | 1960-09-23 | 1961-03-25 | 1961-09-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-09-23 | 1965-03-25 | 1965-09-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-09-23 | 1969-03-25 | 1969-09-24 | $7700.00 | Window Closed / Lapsed |