Patent US2974084A successfully refreshed from Google Patents.
US2974084A
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alpha-halogenated-gamme-butyrolactones as nematocides
Assignee: GAF Chemicals Corp
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Filing: 1958-03-06
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Granted: 1961-03-07
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Expires: 1978-03-06
Abstract
No abstract record available.
Inventors
- 👤 Raymond L Mayhew
- 👤 Earl P Williams
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 19:30
CPC Classifications
C; C07; C07D; C07D307/00; C07D307/02; C07D307/26; C07D307/30; C07D307/32; C07D307/33; D; D21; D21C; D21C11/00; D21C11/0014
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
23 words
A METHOD FOR CONTROLLING SOIL NEMATODES WHICH COMPRISES CONTACTING SAID NEMATODES WITH A FUMIGATING AMOUNT OF AN A-HALOGENATED-Y-BURYROLACTONE HAVING THE FOLLOWING GENERAL FORMULA
Claim 2
Independent Claim
23 words
A METHOD FOR CONTROLLING SOIL NEMATODES WHICH COMPRISES CONTACTING SAID NEMATODES WITH A FUMIGATING AMOUNT OF AN A-HALOGENATED-Y-BURYROLACTONE HAVING THE FOLLOWING GENERAL FORMULA
References Cited (Backward Citations)
US2530348A
Cited
US2714619A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-03-06 | 1964-09-05 | 1965-03-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-03-06 | 1968-09-05 | 1969-03-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-03-06 | 1972-09-05 | 1973-03-07 | $7700.00 | Window Closed / Lapsed |