Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Class Information
Number: 2/171.03
Name: Apparel > Head coverings > Conical (e.g., dunce cap, witches` hat, etc.) > Collapsible (e.g., umbrella type, etc.)
Description: Head covering having means to enable the head covering to be reduced in size when not in use.










Patents under this class:

Patent Number Title Of Patent Date Issued
8434166 Article of headwear with peripheral support May. 7, 2013
7310828 Collapsible hat with spring Dec. 25, 2007
7168100 Headwear piece with associated rim Jan. 30, 2007
7036155 Hat assembly comprising a carrying member having a selected shape and foldable hat May. 2, 2006
6561393 Collapsible hat and method of collapsing the hat May. 13, 2003
6389603 Covered structure useful as a cap May. 21, 2002
6260208 Collapsible visor for head wear Jul. 17, 2001
6256794 Foldable sun hat assembly Jul. 10, 2001
6216277 Collapsible hat and method of collapsing the hat Apr. 17, 2001
5845339 Collapsible visor or cap Dec. 8, 1998
5822797 Hat for maintaining a wearer's hairstyle Oct. 20, 1998
5657490 Hat for maintaining a wearer's hairstyle Aug. 19, 1997
5553325 Hat with adjustable dual visor Sep. 10, 1996
5548846 Headwear with detachable brim Aug. 27, 1996
5367706 Collapsible headnet Nov. 29, 1994
4148102 Umbrella-like hat Apr. 10, 1979
4131954 Collapsible headgear Jan. 2, 1979
4057855 Adjustable sun hat Nov. 15, 1977











 
 
  Recently Added Patents
System and method for text input with a multi-touch screen
Translucent internal graphics enhancement
Resistive random access memory cell and resistive random access memory module
Wafer level packaging structure with large contact area and preparation method thereof
Droplet generation and detection device, and droplet control device
Portable hand-held multi-function device for storing, managing and combining rewards
Sock
  Randomly Featured Patents
Distributed failover aware storage area network backup of application data in an active-N high availability cluster
Replacement restoration disk drive and method
Stress protein compositions and methods for prevention and treatment of cancer and infectious disease
Process and device for testing liquid medicaments
Spark-discharge lithography plates containing image-support pigments
Substituted tetrahydroisoquinolines as C5a receptor modulators
Method and apparatus for detecting and correcting clock duty cycle skew in a processor
Polymer blends exhibiting nonlinear optical response
Method, apparatus and product of OFDM transmission
Four-line exercising attachment for wheelchairs