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SELECT DISTINCT patent.*, YEAR(date) as year FROM patent LEFT JOIN category ON category.patent = patent.patent AND category.type = patent.type WHERE (category.class = '106') ORDER BY specimen ASC, date, patent, type

Total of 21 patents found where: Class is '106';

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T / S Patent Date Description Patentee Category Assigned To
 1867
U 61,390 January 22, 1867 Improved Compound for Telegraph Insulators, and for Other Purposes
Heating earthenware insulators to 400-500 degrees and dipping into asphaltic compound that has been mixed with sulfur, silicic acid, and silicate of alumina to provide a hard, weather-resistant coating		 BOYNTON, John F.
 Coating  
 1872
U 124,201 March 5, 1872 Improvement in Compounds for Insulating Telegraph Wires, etc.
Coating mixture for his patented insulators		 FARMER, Moses G.
 Coating  
 1883
U 271,994 February 6, 1883 Electrical Insulator
Method of treating steatite to make artificial lava insulation		 STEWARD, Demetrius M.
 Lava  
 1884
U 308,778 December 2, 1884 Composition for Making Non-Conducting Handles for Sad-Irons, &c.
Mixture of mica and glue to make solid non-conducting composition handles		 LEE, Charles Tennant
 Composition  
 1887
U 361,759 April 26, 1887 Composition for Pipes, Artificial Stone, etc.
Composition formula of Gilsonite		 GILSON, Samuel H.
 Composition 1/2 to George Goss, Sr.
 1888
U 386,925 July 31, 1888 Electrical Non-Conductor
Non-conducting composition material composed of mica and glue used to coat cheese cloth and made in thin sheets, which are then coated with shellac to repel moisture		 LEE, Charles Tennant
WAITE, Charles N.
 Composition 1/2 to The Gould & Watson Co.
 1889
U 396,334 January 15, 1889 Overhead Insulator
Composition ""Gilsonite"" insulator & metal/wood covering (Brown p. 60)		 GILSON, Samuel H.
 Composition  
U 409,985 August 27, 1889 Composition of Matter
Composition material composed of mica and water glass		 LEE, Charles Tennant
 Composition 1/2 to The Gould & Watson Co.
U 415,864 November 26, 1889 Composition for Overhead Insulators
Composition insulator from ""Gilsonite""		 GILSON, Samuel H.
 Composition  
 1896
U 566,045 August 18, 1896 Insulator for Electrical Purposes
Protective shield of metal with non-conducting enameled coating		 WHITAKER, Alfred J. P.
TREHARNE, Frederick G.
 Protective Shield  
 1904
U 751,664 February 9, 1904 Electric Insulator
Composition insulator of asbestos (Brown p. 57 & 71)		 LYMAN, Thomas T.
 Composition H. W. Johns-Manville Co.
 1908
U 897,636 September 1, 1908 Process for Making Feldspar Flux
Feldspar flux, method of preparing		 LOCKE, Fred M.
 Feldspar  
 1911
U 1,009,630 November 21, 1911 Insulating Compound
Insulator composition made of asbestos, flint, and calcium hydrate.		 BARRINGER, Lawrence E.
   General Electric Co.
 1922
U 1,409,091 March 7, 1922 Cement
Cement composition		 GODDARD, Walter T.
 Cement Locke Insulator Corp.
 1924
U 1,512,299 October 21, 1924 Temporary Binder for Ceramic Bodies
Use of wheat flour to act as an organic binder to aid in holding the shape of a ceramic material before it is fired		 NAGLE, Josehp A.
 Manufacturing Jeffery-Dewitt Co.
 1933
U 1,925,058 August 29, 1933 Process for Forming Plastic Clay Masses
Wet process clay reflocculation method to eliminate pugging process		 ROWLAND, Davidge H.
WETZEL, Kurt
 Wet Process Locke Insulator Corp.
 1940
U 2,201,049 May 14, 1940 Glass Fabrication Process and Mold
Glass bushing making process		 MOORE, Roy W.
 Manufacturing General Electric Co.
 1974
U 3,836,705 September 17, 1974 Electrical Insulator and Conducting Tar Therefore
RFI prevention using conductive tar to coat insulator and metal surfaces for cementing		 ROSENBLATT, Gordon
 RFI Canadian Porcelain Co.
 1869
U Specimen known 87,187 February 23, 1869 Improved Composition Insulator for Telegraph and other Electric Conductors
Composition material of silica, gum shellac etc. molded		 MERRICK, JR., John M.
 Composition  
 1875
U Specimen known 158,868 January 19, 1875 Improvement in Insulating Compounds
Hook with composition compound of shellac, asbestos, coal tar & oak black		 SMITH, Isaac
 Hook 1/2 to George A. Chapman
 1888
U Specimen known 389,519 September 11, 1888 Composition of Matter
Composition material composed of mica and shellac that can be molded (Rick Soller's threaded pin-type specimen)		 LEE, Charles Tennant
 Composition  

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