US2918401A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Treatment of nematodes with quaternary ammonium compounds
Assignee: SmithKline Beecham Corp
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Filing: 1957-03-21
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Granted: 1959-12-22
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Expires: 1977-03-21
Abstract
No abstract record available.
Inventors
- 👤 Copp Frederick Charles
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 23:22
CPC Classifications
C; C07; C07D; C07D295/00; C07D295/04; C07D295/08; C07D295/084; C07D295/088; A; A41; A41D; A41D27/00; A41D27/02; C07C; C07C255/00; C07D307/00; C07D307/02; C07D307/34; C07D307/38; C07D307/52; C07D333/00; C07D333/02; C07D333/04; C07D333/06; C07D333/14; C07D333/20; C07D333/26; C07D333/28
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
26 words
A PROCESS FOR THE TREATMENT OF NEMATODE INFESTATIONS WHICH COMPRISES ADMINISTERING TO THE HOST OF THE NEMATODE INFESTED LOCUS QUATERNARY AMMONIUM SALTS OF THE GERNERAL FORMULA
Claim 2
Dependent Claim
26 words
A PROCESS FOR THE TREATMENT OF NEMATODE INFESTATIONS WHICH COMPRISES ADMINISTERING TO THE HOST OF THE NEMATODE INFESTED LOCUS QUATERNARY AMMONIUM SALTS OF THE GERNERAL FORMULA
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-12-21 | 1963-06-22 | 1963-12-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-12-21 | 1967-06-22 | 1967-12-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-12-21 | 1971-06-22 | 1971-12-22 | $7700.00 | Window Closed / Lapsed |