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

Icon_funbox Bizarre Patents

Patent No. 5265827

Paddle Wheel Plane

An aircraft having vertical takeoff and landing capability provided with at least first and second laterally extending paddle wheels rotatable on a central axis perpendicular to the longitudinal axis of the aircraft fuselage and between its nose and tail.

Newsletter  PatentStorm News

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.

 

Assignee: Canplas Industries Ltd.


Location: Barrie, Ontario, CA
No. of patents: 4

NumberTitleIssue Date
8069621Ridge vent apparatus
A ridge ventilator for covering an open ridge of a roof while promoting ventilation of a space beneath the roof. The ridge ventilator has a sectional body having a first side and a second side, a number of partitions extending across said body between said sides, as...
12/06/2011
7774999Roof vent
A roof vent is provide. The roof vent comprises a top component coupled to a bottom component. The top component has a top wall, a side wall, a first louvered region disposed between said top wall and said side wall, and a top cylindrical baffle located inwardly of ...
08/17/2010
7300588Wastewater separator and method of using same
A method for pretreating a wastewater stream containing grease and food particles before the stream enters a sewer includes the steps of directing said wastewater stream to a separation area; directing said wastewater stream along a preferred flow path within said s...
11/27/2007
7219473Ridge vent apparatus
A ridge ventilator for covering an open ridge of a roof while promoting ventilation of a space beneath the roof. The ridge ventilator has a sectional body having a first side and a second side, a number of partitions extending across said body between said sides, as...
05/22/2007
 
Sign InRegister
Username  
Password   
forgot password?