Cancelled & expired registration
S
Registration expired per USPTO on Nov 3, 1992
Status may changeReady for a second act? Here's what the USPTO record shows.
- USPTO status
- Registration expired per USPTO on Nov 3, 1992 · code 900 (Expired)
- Registration date
- Jul 12, 1949
- Filing date
- Oct 29, 1945
- Registration no.
- 443055
- Serial no.
- 71490707
- Goods & services
- FLUID FILTERS, MICRO-POROUS FILTERS FOR POLISHING LIQUIDS, FILTERS FOR SEPARATING SOLIDS FROM LIQUIDS, FILTERS FOR REMOVING ENTRAINED SOLIDS FROM GASES, BACTERIOLOGICAL FILTERS, CRUCIBLES AND FUNNELS INCORPORATING A MICRO-POROUS DISC OF REFRACTORY MATERIAL, MICROPOROUS FILTER CANDLES OF CERAMIC MATERIAL, AND DISCS AND HOLLOW TUBES FORMED OF MICROPOROUS MATERIAL USED FOR FILTERING PURPOSES ALL ARTI
- Owner as listed with the USPTO
- SELAS CORPORATION OF AMERICA
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