Cancelled & expired registration
T
Registration cancelled per USPTO on Mar 7, 1991
Status may changeReady for a second act? Here's what the USPTO record shows.
- USPTO status
- Registration cancelled per USPTO on Mar 7, 1991 · code 710 (Cancelled, Section 8)
- Registration date
- Dec 4, 1984
- Filing date
- Sep 30, 1982
- Registration no.
- 1307734
- Serial no.
- 73398980
- Goods & services
- Photo Lithographic Masks, Optical Lens Covers and Pellicles Used in the Manufacture of Integrated Circuits and Other Semi-Conductor Devices
- Owner as listed with the USPTO
- Tau Laboratories, Inc.
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