CPC Subgroup Additional Only
B65D 2581/344 Geometry or shape factors influencing the microwave heating properties
Full Title
Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents > for packaging foodstuffs or other articles intended to be cooked or heated within > specially adapted to be heated by microwaves > Means for affecting the heating or cooking properties > Geometry or shape factors influencing the microwave heating properties
2 direct subcodes
Child Classifications
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- B65D 2581/3441 3-D geometry or shape factors, e.g. depth-wise
- B65D 2581/3443 Shape or size of microwave reactive particles in a coating or ink
Top Applicants
Top 10 applicants by patent filingsfor class B65, 2013–2023, worldwide · Source: EPO PATSTAT
- P&G (PROCTER & GAMBLE COMPANY) US 3,369
- KRONES DE 3,304
- TETRA LAVAL HOLDINGS & FINANCE CH 2,227
- CANON JP 2,051
- AUTOSTORE TECHNOLOGY NO 1,731
- GPI (GRAPHIC PACKAGING INTERNATIONAL) US 1,707
- CANON 1,693
- G.D IT 1,678
- MURATA MACHINERY JP 1,664
- DAIFUKU COMPANY JP 1,654