Patent US3258872A successfully refreshed from Google Patents.
US3258872A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Vermin killer (electric gun)
Assignee: Individual
•
Filing: 1964-02-21
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Granted: 1966-07-05
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Expires: 1984-02-21
Abstract
No abstract record available.
Inventors
- 👤 Alexander M Senkewich
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 14:54
CPC Classifications
A; A01; A01M; A01M1/00; A01M1/22; A01M1/223; A01M2200/00; A01M2200/01; A01M2200/012
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
31 words
AN APPARATUS FOR KILLING INSECTS COMPRISING A RADIATING HEAD, MEANS FOR PROVIDING AN OSCILLATING FIRST DISCHARGE OF HIGH FREQUENCY, HIGH VOLTAGE ALTERNATING CURRENT FROM SAID HEAD, AND MEANS FOR PROVIDING SIMULTANEOUSLY
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) | 1969-07-04 | 1970-01-03 | 1970-07-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-07-04 | 1974-01-03 | 1974-07-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-07-04 | 1978-01-03 | 1978-07-05 | $7700.00 | Window Closed / Lapsed |