Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › System for opening/closing a packaging bag, and packaging bag equipped with this system

System for opening/closing a packaging bag, and packaging bag equipped with this system

US Patent 7210848 · Granted May 1, 2007

Assignee

No assignee recorded.

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

HVAC inlet subassembly2023
HVAC inlet subassembly2022
Water softening treatment using in-situ ballasted flocculation system2020
HVAC door indents for noise reduction2019
Compact water treatment device2017
Rib maze that prevents flow along a wall2016
Process for selectively separating the alpha-lactalbumin from the proteins of wh1988
Process for treating milk with a cation-exchange resin for the preparation of de1985
Acidulated decationized milk1984
Cation-exchange of milk and products thereof1982