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US2733333A Expired / Lapsed US ⏱️ 0.0 years remaining

peters

Assignee: —
•
Filing: —
•
Granted: 1956-01-31
•
Expires: 1973-01-31
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Abstract

No abstract record available.

Inventors

No inventors recorded.

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-31 13:40
CPC Classifications
A; A01; A01M; A01M1/00; A01M1/20; A01M1/2022; A01M1/2061; A01M1/2083; Y; Y10; Y10S; Y10S261/00; Y10S261/88; Y10S261/89

Claims Analysis

Total Claims: 1
Claim 1
Independent Claim 161 words
IN AN ELECTRICALLY-HEATED VAPORIZER FOR INSECTICIDES, AN ELECTRIC SOCKET OF THE SCREW THREAD TYPE, AN ELECTRIC HEATING ELEMENT OF THE INCANDESCENT LAMP TYPE ADAPTED TO BE PLACED IN THE SOCKET, A TUBULAR HOUSING MOUNTED ON THE SOCKET AND EXTENDING THEREFROM, THE HOUSING BEING HEAT CONDUCTIVE MATERIAL AND BEING DIVIDED INTO AN IMPERFORATE PORTION AND A PERFORATED PORTION, THE HOLES IN THE PERFORATED PORTION BEING ARRANGED IN TWO ROWS LONGITUDINALLY OF THE HOUSING AND THE ROWS BEING DIAMETRICALLY OPPOSITE, A TEXTILE ENVELOPE FOR THE INSECTICIDE FOR ENCLOSURE IN THE PERFORATED HOUSING CHAMBER FOR VAPORIZATION OF THE INSECTICIDE UPON ENERGIZATION OF THE HEATING ELEMENT, AND MEANS FOR INDICATING ENERGIZATION OF THE HEATING ELEMENT, THE VAPORIZER BEING ADAPTED FOR HORIZONTAL EXTENSION FROM AN ELECTRICAL RECEPTACLE IN A WALL AND THE HOUSING BEING ROTATABLE RELATIVE TO THE SOCKET WHEREBY THE HOLES MAY BE BROUGHT INTO PLANES VARYING IN DIRECTION FROM HORIZONTAL TO VERTICAL FOR CONTROLLING THE AMOUNT OF INSECTICIDE DISCHARGED UPON OPERATION OF THE VAPORIZER.

References Cited (Backward Citations)

US1988617A Cited
US1992684A Cited
US1565500A Cited
US2231095A Cited
US2469656A Cited
US2607874A Cited
US2616024A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1959-01-30 1959-08-01 1960-01-31 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1963-01-30 1963-08-01 1964-01-31 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1967-01-30 1967-08-01 1968-01-31 $7700.00 Window Closed / Lapsed

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