Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Class Information
Number: 2/171.01
Name: Apparel > Head coverings > Mortarboard or graduation type
Description: Head covering having a flat, rigid, and relatively thin head shielding exterior surface and a head engaging member, the head engaging member being attached to the lowermost vertical surface of the head shielding surface and extending downward therefrom to a position vertically below the head shielding surface.










Patents under this class:

Patent Number Title Of Patent Date Issued
4691390 Sanitary headdress Sep. 8, 1987
4587674 Disposable cap with straps May. 13, 1986
4474194 Hair net strip Oct. 2, 1984
4468815 Bathing cap Sep. 4, 1984
4379349 Sun-out face shield Apr. 12, 1983
4357020 Convertible recreational device Nov. 2, 1982
4138744 Reversible, multi purpose, multi stylable structure Feb. 13, 1979
4109322 Sun shield Aug. 29, 1978











 
 
  Recently Added Patents
White polyester film and surface light source therewith
Image capture apparatus and program
Semiconductor memory device, test circuit, and test operation method thereof
Compact light shield for flash photography
Timepiece
Semiconductor device having a multilevel interconnect structure and method for fabricating the same
Silicone hydrogel, lens for eye and contact lens
  Randomly Featured Patents
Melt-formed polycrystalline ceramics and dopant hosts containing phosphorus
Stack feeder
Methods for removing moisture from hydrogen halides
Destination call control for modernizing elevator installation
Epicardial cooled stabilizer for beating heart surgery
Route determination support device, route determination support method and storage medium storing therein program for executing method thereof, and printed substrate wiring method
Light pipe unit, plane light source unit and liquid-crystal display device
Transmission line transition
Alveolar bone grafting process with controlled surface active ceramics
Sod roll pre-starter