• Technology trends
  • Patent search
  • Sign In
  • Sign Up
Patent classifications
B
PERFORMING OPERATIONS; TRANSPORTING
Load children
B65
CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
Load children
B65D
CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
Load children
51/00
Closures not otherwise provided for
Load children Filter patents View analytics View as hierarchy
B65D51/16
with means for venting air or gas
Load children Filter patents View analytics View as hierarchy
B65D51/1672
whereby venting occurs by manual actuation of the closure or other element
Load children Filter patents View analytics View as hierarchy
B65D51/1688
Venting occurring during initial closing or opening of the container, by means of a passage for the escape of gas between the closure and the lip of the container mouth, e.g. interrupted threads
Load children Filter patents View analytics View as hierarchy