US2064522A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of and apparatus for treating materials for the destruction of insect life therein
Assignee: Individual
•
Filing: 1931-12-10
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Granted: 1936-12-15
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Expires: 1951-12-10
Abstract
No abstract record available.
Inventors
- 👤 Jesse H Davis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 11:57
CPC Classifications
A; A01; A01M; A01M1/00; A01M1/22; A01M1/223; A01M2200/00; A01M2200/01; A01M2200/012
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1939-12-15 | 1940-06-15 | 1940-12-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1943-12-15 | 1944-06-15 | 1944-12-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1947-12-15 | 1948-06-15 | 1948-12-15 | $7700.00 | Window Closed / Lapsed |