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 84/7 - Stringed


Subclass of Class 84 - Music
Definition: String-playing devices not belonging in a specific subclass.
No. of patents: 2
Last issue date: 06/10/2008


NumberTitleIssue Date
7385125Electric string instruments and string instrument systems
Marching band string instruments and wearable string instruments are described that include a stiff waist band to prevent excessive side to side movement during use, while providing easy doff and don of the string instrument. String instruments also are provided wit...
06/10/2008
6166307Apparatus for automating a stringed instrument
An automated stringed musical instrument including a device for plucking the strings of the instrument, a device for fretting the strings, and a tension-maintaining linkage for maintaining the tension in the strings, such that the instrument can be remote...
12/26/2000
 
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