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17565531 · Six-Cylinder Opposed Free Piston Internal Combustion Engine Generator

Filed 2021-12-30 · Granted · Patent 11421586 (2022-08-23) The official file ↗The patent and its PDF ↗ · Art unit 3747 · Examiner Kevin Anthony Lathers Typical · CPC F02B 33/06 · Harbin Engineering University · IPro, PLLC

Office actions
1
first was Non-final rejection
RCEs
0
no appeal
To first action
3.6 mo
to disposition 7.8 mo
Statutes raised
112
1 actions read
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