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

...Daniel Webster invented a "bull plow" to pull out tree stumps. It didn't catch on because it was huge and required four oxen to pull it!

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.

Examiner: Nauder, William

Primary examiner statistics: 4 patents; average approval time: 3 days
Assistant examiner statistics: 0 patents; average approval time: N/A

Patent No.	Patent Title:
7360597	Method and apparatus for gas displacement well systems
7270198	Orienter for drilling tool assembly and method
7252145	Method and apparatus for gas displacement well systems

Patent No.

Patent Title:

No patents.