Buckhead, Georgia
United States
5
2020-10-22
The entities that hold a legal rights for patent applications filed by inventor Thomas Steffan:
Steffan Thomas from Buckhead, US has applied for patents for these inventions. The list has both pending applications and granted patents:
Refrigerant with lubricating oil for replacement of R22 refrigerant
#2 | 2018-12-20Refrigerant with lubricating oil for replacement of R22 refrigerant
#3 | 2006-02-16Refrigerant with lubricating oil
#4 | 2005-06-23Refrigerant with lubricating oil
#5 | 2005-04-21Refrigerant with lubricating oil for replacement of R22 refrigerant
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