HICKSON & WELCH LIMITED

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CASTLEFORD, YORKSHIRE, GB

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Patents Grantslast 30 patents

Information Patent Grant
Stable dispersions of fluorescent whitening agents of the bis-triaz...
- Patent number 4,216,111
- Issue date Aug 5, 1980
- Hickson & Welch Limited
- John D. Thompson
- D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
Information Patent Grant
Compositions for the optical whitening of organic materials and use...
- Patent number 4,216,105
- Issue date Aug 5, 1980
- Hickson & Welch Limited
- Hugh Davidson
- D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...

Patents Applicationslast 30 patents

Trademarklast 30 trademarks

Information Trademark
71691038 - PHOTINE
- Serial number 71691038
- Registration number 623827
- Filing date Jul 11, 1955
- HICKSON & WELCH LIMITED
- 2 - Paints, varnishes, lacquers