Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Closable plastic bag

Closable plastic bag

US Patent 4973171 · Granted Nov 27, 1990

Estimated economic value: $11,384,000 ⓘ

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Apparatus for high-speed heating and cooling of a polymer2003
Clear high molecular weight film1999
Multilayered Metallocene stretch wrap films1999
Method of making easy open thermoplastic bag1997
Side discharge trash container1992
Hold-open bag top1991
Multiple layer hand-grip reinforcement for thermoplastic draw tape handles for t1989
Thermoplastic draw tape bag with tacky closure surface1989
Hand-grip for thermoplastic draw tape handles for thermoplastic bags1989
Reinforced handle for thermoplastic draw tape bags1989
Ribbed draw tape for thermoplastic bag1988
Process for preparing a poly(p-methylstyrene) foam1984