U.S. patents available from 1976 to present.
U.S. patent applications available from 2005 to present.

Actor Zeppo Marx patented a "Cardiac Pulse Rate Monitor" in 1969.

Make the Most of Our Site

See this month's Top Inventors and Most Cited Patents.

Stay on top of the latest innovations by subscribing to an RSS feed.

Registered users: Manage your profile.

Class 217/73 - Cases

Subclass of Class 217 - Wooden receptacles
Definition: Barrels having outside casings for protecting or strengthening
No. of patents: 0