US2685020A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Insecticide vaporizer
Assignee: CARDINAL CHEMICAL Corp
•
Filing: 1952-07-28
•
Granted: 1954-07-27
•
Expires: 1972-07-28
Abstract
No abstract record available.
Inventors
- 👤 Laibow Jules
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 11:58
CPC Classifications
A; A01; A01M; A01M1/00; A01M1/20; A01M1/2022; A01M1/2061; A01M1/2077
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1713249A
Cited
US2066476A
Cited
US2314467A
Cited
US2471260A
Cited
US2540095A
Cited
US2541637A
Cited
US2616024A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-07-26 | 1958-01-25 | 1958-07-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-07-26 | 1962-01-25 | 1962-07-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-07-26 | 1966-01-25 | 1966-07-27 | $7700.00 | Window Closed / Lapsed |