B31B2219/9058 - CPC Classification Index

ClassID:

55117 ⎘

B31B2219/9058 - CPC Classification

Classification description:

Sub-classes:

B31B2219/9061 » by deforming, e.g. stretching, the bag 0
B31B2219/9064 » involving turning the bags inside out 1

Recent Application in this class:

20140263292

Hermetic microwavable package with automatically opening steam vent

20080232723

Method of forming a valve bag