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

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Patent No. 5823572

Self Defense Weapon With Memo

A self defense weapon formed as a memo pad and which is easily held by a person's fingers, therefore making it possible to provide protection from a mugger and also to quickly and easily write a record or a message without failure of missing or forgetting significant information under a stressful situation.

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Class 433/20 - Arch wire


Subclass of Class 433 - Dentistry
Definition: Subject matter relating to a metallic strandlike member
No. of patents: 126
Last issue date: 11/23/2010


      4  
NumberTitleIssue Date
4097993Orthodontic arch wire
An orthodontic arch wire having a generally U-shaped configuration including a pair of legs that are generally symmetrical about a mid-point of the arch wire. Each of the legs is composed of a plurality of circular segments of varying radius wherein the p...
07/04/1978
4050158Arch form component
Orthodontic arch form of wire, or other resilient materials, and method of making same, having a compound elliptical shape wherein the form is generated by plotting three foci falling at the apices of an isoceles triangle and utilizing a string or the lik...
09/27/1977
4050156Dental appliance
Dental appliances such as orthodontic apparatus in the form of a coated metal having characteristics including aesthetic appearance highlighted by tooth coloring, resistance to abrasion, low friction, weldability, stability at high temperatures and attach...
09/27/1977
3997970Orthodontic occlusion-improving appliance
A helical extension spring is telescoped over, and is supported and guided by, an orthodontic arch wire which is secured to one jaw of a person; and a flexible connector extends between one end of that helical extension spring and the other jaw of that pe...
12/21/1976
3988832Orthodontic arch wire
An orthodontic arch wire and a method of forming the same are disclosed, the method including the steps of coiling a single flexible metallic strand to form a tightly wound helix normally having an array of successively abutting and substantially parallel...
11/02/1976
3987547Orthodontic appliance and method of orthodontic treatment
The orthodontic appliance comprises a palatal appliance having upper and lower surfaces which is adapted to be inserted into the patient's mouth with the upper surface in surface contact with the palate. A plurality of wire members are attached to the low...
10/26/1976
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