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Lennox Industries Inc

Lennox Ind

Active Patents

0

Total Holdings

5

Patent Holdings

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Patent No.	Title	Status	Filing Date	Grant Date	Claims	Actions
US3796526A	Screw compressor	Expired / Lapsed	1972-02-22	1974-03-12	12	Details
US3558248A	Screw type refrigerant compressor	Expired / Lapsed	1968-01-10	1971-01-26	0	Details
US3253776A	Compressor lubrication arrangement	Expired / Lapsed	1964-04-20	1966-05-31	2	Details
US3051451A	Thermostat and control circuit for heating, air conditionin…	Expired / Lapsed	1958-09-15	1962-08-28	0	Details
US3012762A	Modular units for air heating, cooling and ventilating syst…	Expired / Lapsed	1958-08-18	1961-12-12	0	Details