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US2473984A
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Fumigant composition and method
Assignee: INNIS SPEIDEN AND Co
•
Filing: 1946-09-27
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Granted: 1949-06-21
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Expires: 1966-09-27
Abstract
No abstract record available.
Inventors
- 👤 Jack M Bickerton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 23:22
CPC Classifications
C; C06; C06D; C06D3/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
GB318898A
Cited
US2013028A
Cited
US2059125A
Cited
US1940899A
Cited
GB449210A
Cited
US2133972A
Cited
US2448265A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-06-20 | 1952-12-20 | 1953-06-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-06-20 | 1956-12-20 | 1957-06-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-06-20 | 1960-12-20 | 1961-06-21 | $7700.00 | Window Closed / Lapsed |