F23Q 2/285

With spark ignition

Official title: {with spark ignition}

F23Q2/285 (With spark ignition) appears on 223 US grants and 117 published applications in this corpus.

Search patents in F23Q
Granted patents
223
Published applications
117
Assignees
75
Inventors
231
Latest grant
26 May 2026

Filings by year

F23Q 2/285: granted patents and published applications per publication year
YearGranted patentsPublished applications
197630
197760
197830
197940
198000
198130
198210
198320
198430
198520
198630
198700
198840
198930
199060
199120
199230
199350
199470
199520
199670
199740
199870
1999100
2000250
200193
20021111
20032015
2004109
2005410
200637
200756
200835
200923
201031
201101
201213
201300
201413
201552
201600
201700
201817
201955
202076
202143
202212
202334
202455
202543
202613

By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.

Subgroups

Granted patents