Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Rigid plastic frames

Rigid plastic frames

US Patent 4834471 · Granted May 30, 1989

Estimated economic value: $576,000 ⓘ

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Method for producing rigid plastic frames1988
Profile of plastic material for refrigerator cabinets1986