LASER POINTER WITH BUILT-IN ACCESSORIES

LINGBO XU

10/10/2014

A Patent Explanation

Patent No.: US6542437Date of Patent: Apr. 1, 2003Inventor: Rui Chen, NY

WHAT IS IT?

Laser beam 18Pen 22 LCD 24

Switches 20&28Alarm 26

A Laser Pointer

THE PRIOR ART

Pen-base laser pointerUS 5993026

Nov. 30, 1999

Watch having laser pointerUS 5838639

Nov. 17, 1998

Multipurpose laser pointerUS 5690418

Nov. 25, 1997

SO, WHAT PRODUCT DO WE EXPECT?

• Include all the advantages of the prior art Easy to carry Multipurpose

• Be easily and efficiently manufactured and marketed

• Have durable and reliable construction