Resources Contact Us Home
Browse by Category: Main > Electrical & Energy
Class Information
Number: 392/374
Name: Electric resistance heating devices > Heating devices (class 219 subclass 200) > Convection space heater > Portable > With baffle
Description: Subject matter wherein the portable heater includes a plate or wall for directing heated air in a desired air flow pattern.

Patents under this class:

Patent Number Title Of Patent Date Issued
8467668 Infrared room heater system Jun. 18, 2013
7388176 Heating device with thin heating boards Jun. 17, 2008
6965731 Convectional radial electric warmer Nov. 15, 2005
6718651 Portable hair dryer Apr. 13, 2004
6449870 Portable hair dryer Sep. 17, 2002
6038782 Blow dryer having airflow control means Mar. 21, 2000
5655055 Omnidirectional space heater having adjustable, arcuate baffles Aug. 5, 1997
5555637 Drying apparatus Sep. 17, 1996
5463203 Vehicle heater Oct. 31, 1995
5243682 Hair dryer with an isolated heater element Sep. 7, 1993
5235668 Portable electric space heater with air cooled outer wall surfaces Aug. 10, 1993
5042267 Combination evaporator and radiant heater defrost means Aug. 27, 1991
4467179 Portable electric baseboard heater having an integral handle Aug. 21, 1984
4384189 Convection radiator May. 17, 1983
4350871 Horizontal passively cooled heater Sep. 21, 1982
4309593 Electric heater which reduces the chance of electrical shock Jan. 5, 1982
4110600 Thermostatically controlled plural heat output portable electric space heater Aug. 29, 1978

  Recently Added Patents
Production of battery grade materials via an oxalate method
Laminar library screen
Systems and methods for authorizing, authenticating and accounting users having transparent computer access to a network using a gateway device
Electrophoresis display having touch screen and method for driving the touch screen
Group of amino substituted benzoyl derivatives and their preparation and their use
Signal apparatus for facilitating safe backup of vehicles
  Randomly Featured Patents
Cryopump synchronous motor load monitor
System for writing select non-contiguous bytes of data with single instruction having operand identifying byte mask corresponding to respective blocks of packed data
Printed-wiring board and electronic device having the same wiring board
Control system and method for an internal combustion engine
Combination plantar flexion/dorsiflexion ankle machine
Portable barcode printer with improved control and display for a small number of function keys
System for providing a controlled deposition on wafers
Polycarbonate composite material which can be thermoplastically shaped, methods for the production thereof, use of the same and a flame-proof polycarbonate moulded part
Thermobonding interlining comprising a layer of fibers intermingled with textured weft yarns and its production method
Hybrid powertrain auto start control system with engine pulse cancellation