Patent US3168561A successfully refreshed from Google Patents.
US3168561A
Expired / Lapsed
US
⏱️ 0.0 years remaining
N-alkoxy 2-alkyl-4-chlorophenoxyacetamides for the control of pests
Assignee: Velsicol Chemical LLC
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Filing: 1962-11-20
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Granted: 1965-02-02
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Expires: 1982-11-20
Abstract
No abstract record available.
Inventors
- 👤 Sidney B Richter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 13:24
CPC Classifications
C; C07; C07C; C07C51/00; C07C51/58; C07C51/60
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
5 words
A COMPOUND OF THE FORMULA
Claim 2
Dependent Claim
5 words
A COMPOUND OF THE FORMULA
References Cited (Backward Citations)
US2726150A
Cited
US2723192A
Cited
US2832767A
Cited
US2911440A
Cited
US2948754A
Cited
US3029277A
Cited
US3027407A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-02-02 | 1968-08-03 | 1969-02-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-02-02 | 1972-08-03 | 1973-02-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-02-02 | 1976-08-03 | 1977-02-02 | $7700.00 | Window Closed / Lapsed |