LED pen clip
US6666564B1 · kind B1 · utility
Inventor
Key dates
| Filing date | Sep 9, 2002 |
| Grant date | Dec 23, 2003 |
| Priority date | — |
| Expiry date | Sep 9, 2022 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB43K29/10
- WIPO fieldOther consumer goods
- WIPO sectorOther fields
Abstract
A light emitting diode (LED) pen clip is mainly assembled by an upper pen stem, a lower pen stem and a joint portion; an accommodation space inside the upper pen stem is disposed with a LED mechanism which includes a circuit board, a press key switch, a spring, one or more than one batteries and a plurality of LEDs; wherein the batteries transmit the electric power to the circuit board via the spring; the LEDs are respectively disposed on the circuit board. Pressing and switching the press key switch changes the colors of the LEDs. The present invention includes a pen clip connected to a lateral side of the pen stem. The pen clip has a plurality of holes disposed at the upper rim end for inserting the LEDs.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.