Patent US3018218A successfully refreshed from Google Patents.
US3018218A
Expired / Lapsed
US
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Dihalogenopropynes as soil fumigants
Assignee: GAF Chemicals Corp
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Filing: 1958-01-31
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Granted: 1962-01-23
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Expires: 1978-01-31
Abstract
No abstract record available.
Inventors
- 👤 William E Duggins
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 22:25
CPC Classifications
C; C07; C07C; C07C17/00; C07C17/093; C07C17/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
26 words
THE METHOD OF PROTECTING CHLOROPHYLLACEOUS PLANTS AGAINST SOIL NEMATODES WHICH COMPRISES CONTACTING SAID NEMATODES WITH A NEMATOCIDAL AMOUNT OF A NEMATOCIDE HAVING THE FOLLOWING GENERAL FORMULA:
Claim 2
Independent Claim
26 words
THE METHOD OF PROTECTING CHLOROPHYLLACEOUS PLANTS AGAINST SOIL NEMATODES WHICH COMPRISES CONTACTING SAID NEMATODES WITH A NEMATOCIDAL AMOUNT OF A NEMATOCIDE HAVING THE FOLLOWING GENERAL FORMULA:
References Cited (Backward Citations)
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-01-22 | 1965-07-24 | 1966-01-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-01-22 | 1969-07-24 | 1970-01-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-01-22 | 1973-07-24 | 1974-01-23 | $7700.00 | Window Closed / Lapsed |