ClassID:

75483

B65D77/225 - page 2 - CPC Classification

Classification description:

Packages formed by enclosing articles or materials in preformed containers, e.g. boxes, cartons, sacks or bags; Details Pressure relief-valves incorporated in a container wall, e.g. valves comprising at least one elastic element

Recent Application in this class:
#301
20050263205
2005-12-01

Structure of check-valve and production method thereof and inflatable air-packing device using same

#302
20050255200
2005-11-17

Food packaging bag, food-packaged body, and method for manufacturing the same

#303
20050233035
2005-10-20

Microwavable food package having a venting valve

#304
20050211319
2005-09-29

Leakproof one-way valve for use with vacuum attachment

#305
20050161465
2005-07-28

Valve element

#306
20050155965
2005-07-21

Self-venting microwave cooking container for use with a vertical fill automated machine

#307
20050153025
2005-07-14

Microwave cooking device with improved venting configuration

#308
20050147721
2005-07-07

Process for preparing and packaging a fresh food product for preservation and subsequent steaming and the corresponding package

#309
20050103798
2005-05-19

One-way degassing valve for airtight containers for products that develop gas

#310
20050091865
2005-05-05

Reusable vacuum pressing bag employing surface-tension properties of the bag material as a reusable seal for repetitive high pressure applications

#311
20050079308
2005-04-14

Evacuable bag

#312
20050074531
2005-04-07

Gas control packaging

#313
20050061809
2005-03-24

Microwaveable package

#314
20050040161
2005-02-24

Microwaveable food package

#315
20050025396
2005-02-03

Atmospheric and/or differential pressure closure for an evacuable storage container

#316
17939712
2024-10-22

One way degasser valve with whistle

#317
17737289
2023-08-22

Valve assembly including low force umbrella valve insertion

#318
15625299
2019-07-23

Pressure relief valve with a plural-part dry strap

#319
15046830
2018-11-20

Inflatable packaging for use with UAV