B63B2231/30 - CPC Classification Index

ClassID:

71028 ⎘

B63B2231/30 - CPC Classification

Classification description:

Material used for some parts or elements, or for particular purposes Magnetic materials

Recent Application in this class:

20150259040

2015-09-17

Mooring line restrainer

20150203179

2015-07-23

Electromagnetic marine fender

20140375079

2014-12-25

Surface flow enhancement device and method of using the same on a vehicle

20140165895

2014-06-19

Halyard retrieval device apparatus and method

20120255152

2012-10-11

Surface flow enhancement device and method of using the same on a vehicle

20120118218

2012-05-17

Multiplex-thruster systems for delivering thrusting flow

20120066934

2012-03-22

Removable shoe attachment system

20120006352

2012-01-12

Robotic submersible cleaning system

20100025967

2010-02-04

MAGNETIC METHOD AND APPARATUS FOR INCREASING FOOT TRACTION ON SPORTS BOARDS

#10

20090211511

2009-08-27

Multiplex-thruster systems for delivering thrusting flow

#11

20080041288

2008-02-21

Watercraft control apparatus

#12

20060092034

2006-05-04

System for measuring chain or rope deployment

#13

17354822

2024-07-23

Granular magnetically strengthened structures