B31B2219/9038 - CPC Classification Index

ClassID:

55111 ⎘

B31B2219/9038 - CPC Classification

Classification description:

Sub-classes:

B31B2219/9041 » by making paper transparent or translucent, by applying transparent melt 0
B31B2219/9045 » involving applying window patches 2
B31B2219/9048 » involving cutting windows 2

Recent Application in this class:

20140274635

Point of sale envelopes and methods of manufacturing the same

20140270590

Reusable food storage bag and process for making a reusable storage bag

20080014391

Packaging roll stock with windows