F01B21/00 - CPC Classification Index

ClassID:

136487 ⎘

F01B21/00 - CPC Classification

Classification description:

Combinations of two or more machines or engines

Sub-classes:

F01B21/02 » the machines or engines being all of reciprocating-piston type 13
F01B21/04 » the machines or engines being not all of reciprocating-piston type, e.g. of reciprocating steam engine with steam turbine 12

Recent Application in this class:

20220213813

2022-07-07

COMBINED CYCLE POWER DEVICE

20160207388

2016-07-21

Multi-mode power trains with direct-drive lock-up

20150300471

2015-10-22

Power train for continuously variable power transmission

20150292608

2015-10-15

Multi-mode power trains

20150239343

2015-08-27

Multi-mode power trains with direct-drive lock-up

20150040546

2015-02-12

Internal combustion engines

20140326211

2014-11-06

Internal combustion engines

20140165568

2014-06-19

Energy Recovery System for a Mobile Machine

20140060995

2014-03-06

Hybrid clutch assembly for an aircraft

#10

20130227950

2013-09-05

Hybrid assembly for an aircraft

#11

20130118176

2013-05-16

REGENERATIVE OFFSHORE ENERGY PLANT

#12

20120279205

2012-11-08

INTERNAL COMBUSTION ENGINES

#13

20100326374

2010-12-30

Internal combustion engines

#14

20100319636

2010-12-23

Internal combustion engines

#15

20100307431

2010-12-09

Internal combustion engines

#16

20100300097

2010-12-02

HEAT ENGINE