US2557520A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pesticidal compositions comprising an alkyl aryl sulfide
Assignee: Union Oil Company of California
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Filing: 1949-02-18
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Granted: 1951-06-19
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Expires: 1969-02-18
Abstract
No abstract record available.
Inventors
- 👤 Davis A Skinner
- 👤 Elvin L Wampler
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 21:04
CPC Classifications
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Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
29 words
A PEST CONTROL COMPOSITION ESSENTIALLY COMPRISING AN AQUEOUS DISPERSION CONTAINING FROM ABOUT 0.1 TO ABOUT 5 PER CENT BY WEIGHT OF AN ALKYL ARYL SULFIDE HAVING THE GENERAL FORMULA:
Claim 2
Dependent Claim
29 words
A PEST CONTROL COMPOSITION ESSENTIALLY COMPRISING AN AQUEOUS DISPERSION CONTAINING FROM ABOUT 0.1 TO ABOUT 5 PER CENT BY WEIGHT OF AN ALKYL ARYL SULFIDE HAVING THE GENERAL FORMULA:
References Cited (Backward Citations)
US2213214A
Cited
US2489935A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-06-18 | 1954-12-18 | 1955-06-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-06-18 | 1958-12-18 | 1959-06-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-06-18 | 1962-12-18 | 1963-06-19 | $7700.00 | Window Closed / Lapsed |