1st.Glass - History of Glass Patents Interesting British glass patents

Below are some of the more interesting of the many British glass patents granted
to English and Foreign glass manufacturers in the early years of the 20th Century.

NOTE: All George Davidson's glass patents are detailed on the Cloud Glass website (See my 'Useful Glass Links' page)

NOTE: All the glass patent files below are in Adobe PDF format  ( Postscript Level 2 )

GENERAL GLASS PATENTS
BAGLEY GLASS Oct. 15, 1935 Flower Holders and the Manufacture thereof.
This patent is for the rare Bagley glass mushroom flower frog.
BROCKWITZ Jun. 02, 1927 Process for the Manufacture of Moulds or Tools used in the Manufacture of Glass.
A patent for the chromium plating of pressed glass moulds and tools.
CHANCE BROTHERS Jun. 06, 1929 Improvements relating to Glass.
A patent for reducing 'fading' in glass caused by Ultraviolet radiation.
CORBETT Jan. 20, 1927 Improvements in Ornamenting Glass.
A patent for a method of producing press-moulded 'Cameo' glass.
JOBLING GLASS Nov. 20, 1933 Improvements in or relating to the Manufacture of Glass.
A method of producing variegated or cloud glass.
JOBLING GLASS Feb. 17, 1936 Improvements relating to the Manufacture of Moulded Heat-Resisting Glass Ware.
A patent for a method of removing shear marks / straw marks from pressed glass.
RENÉ LALIQUE May. 21, 1931 Improvements in Bars or like Elements for Decorative and Constructional Purposes
A patent by the French glass company of Lalique for the inclusion of decorative Art Deco glass in metal railings.
RENÉ LALIQUE Mar. 17, 1932 Improvements in Stands for Flasks
This patent by the French glass company of Lalique was for a hidden method of locking flasks or decanters in a liquor flask stand or tantalus.
GRINSELL & SONS Oct. 06, 1921 Improvements relating to Spirit Decanters and similar Receptacles for Liquids
This patent by John Grinsell & Sons Ltd of Birmingham was for locking decanters with the lock actually being a part of the decanter's stopper.
SCHREIBER & NEFFEN Sep. 03, 1931 Process for the Manufacture of Changeant Glass.
A Czech glassmaker's patent for casing irridescent vaseline glass containing uranium dioxide as a colourant.

WINE GLASSES
HAYLOR Apr. 24, 1924 Improvements relating to Wine and like Glasses.
A patent for a wine glass with a saucer to prevent spillage.
KENNEDY Jan. 20, 1927 Improvements in or relating to Wine Glasses and the like Drinking Vessels.
A patent for a wine glass with a removable drip collecting bowl.
SEIFERT Feb. 23, 1928 Improvements in Stands or Saucers for Wine Glasses and like shaped Drinking Vessels.
Another patent for a wine glass with a saucer to prevent spillage.
STUART GLASS Feb. 22, 1935 Improvements relating to Wine Glasses and like Liquid Containers.
A novel patent for a wine glass with a replaceable bowl.

GLASS PERFUME BOTTLES
VON PONCET Sep. 15, 1937 Improvements in and relating to Scent Bottles.
A strange patent for a glass perfume bottle which was also an ashtray!
VERRERIES POCHET Feb. 24, 1939 Improvements in Scent Bottles.
A glass perfume bottle dressed with an 'artistic' glass hood.




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