B64B1/28 - CPC Classification Index

ClassID:

71779 ⎘

B64B1/28 - CPC Classification

Classification description:

Lighter-than-air aircraft; Rigid airships; Semi-rigid airships; Arrangement of propulsion plant housed in nacelles

Recent Application in this class:

20250083790

2025-03-13

SYSTEM FOR THE THERMAL MANAGEMENT OF AN EXTERNAL ELECTRIC-POWER-GENERATING NACELLE EQUIPPING AN ELECTRICALLY POWERED AIRSHIP, NACELLE AND AIRSHIP EQUIPPED WITH SAID SYSTEM

20240326976

2024-10-03

ELECTRICALLY PROPELLED AIRSHIP HAVING A RIGID STRUCTURE AND POWER-GENERATING NACELLE WITH WHICH SAID AIRSHIP IS PROVIDED

20180079479

2018-03-22

Hybrid VTOL vehicle

20180043981

2018-02-15

Airship made of self-sealing material

20170233055

2017-08-17

System, method and apparatus for widespread commercialization of hydrogen as a carbon-free fuel source

20160137281

2016-05-19

Hybrid VTOL vehicle

20150076279

2015-03-19

Extended endurance air vehicle

20150060598

2015-03-05

Airship having a cargo compartment

20140021293

2014-01-23

System and method for varying airship aerostatic buoyancy

#10

20130068879

2013-03-21

WING-IN-GROUND EFFECT VESSEL

#11

20120018571

2012-01-26

System and method for solar-powered airship

#12

20110292348

2011-12-01

BALLOON AND BALLOON CONTROL METHOD

#13

20100276546

2010-11-04

High speed airship structure

#14

20050279880

2005-12-22

Multi-purpose airship