Assignee

R421A LLC

US·2 granted patents·1 citations·filing 2018–2020

Technology mixC09K2 C10M2 C10N2 F25B2

Top patents by PatentIndex Score

2 records

0182US10703949B2Refrigerant with lubricating oil for replacement of R22 refrigerantR421A LLC·Filed 2018·Granted Jul 7, 2020·1 cites·20 claims
0268US11345840B2Refrigerant with lubricating oil for replacement of R22 refrigerantR421A LLC·Filed 2020·Granted May 31, 2022·0 cites·12 claims

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