Cancelled & expired registration
C
Registration cancelled per USPTO on Oct 29, 2021
Status may changeReady for a second act? Here's what the USPTO record shows.
- USPTO status
- Registration cancelled per USPTO on Oct 29, 2021 · code 710 (Cancelled, Section 8)
- Registration date
- Mar 21, 2000
- Filing date
- May 19, 1997
- Registration no.
- 2333540
- Serial no.
- 75293891
- Goods & services
- electrical and electronic components, namely, light emitting diode, transistor, variable capacitance diode, laser diode, optical coupler, led movie display system, photo diode, photo transistor, hall integrated circuits, optical electronic integrated circuits, pyroelectric infrared detector, photo darlington chips
- Owner as listed with the USPTO
- Opto Tech Corporation
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