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Patents: |
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Patents: |
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January 27 1880 223,898 Edison First practical light bulb, demonstrated in 1879. |
May 8 1917 1,225,241 Grupe System for lighting Christmas trees with natural gas. |
August 31 1920 1,351,562 Foster Method for lighting glass candles (Glolite). |
October 25 1921 59,500 Mannweiler Design patent for a candle shaped light bulb |
November 15 1921 1,397,212 Herskovitz Electric candles for use in Christmas light string |
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January 18 1927 1,614,922 Haupt Electric lamp socket used in NOMA Dresden lamps |
July 26, 1927 1,637,046 Montsinger Transformer light outfit sold by GE as Arborlux Outfit |
May 21 1929 1,713,752 Eckhardt Et Al Shunt type filament sold in the US as XL lamps |
November 18 1930 1,781,885 Sadacca Electric Christmas tree candle sold by NOMA |
January 10 1933 1,893,730 Charles Candle light bulb with two filaments |
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March 19 1935 D 94,889 Design Patent for Kristal Stars, sold by Reliance and Royal |
February 18 1936 2,031,409 Fioravanti Bubbling light sign, precursor to Christmas bubbling lights |
November 24 1936 2,061,824 Beymer Fluorescent lamp and candle holder for Christmastime use. |
December 8 1936 2,063,153 Dittman Patent for the double Matchless Star |
March 16 1937 2,074,154 Stechbart Matchless Star replaceable base and light bulb combination |
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September 14 1937 2,092,784 Stechbart Double Matchless Star with replaceable lamp |
September 14 1937 2,092,785 Stechbart Single Matchless star with replaceable base/lamp combination |
June 20 1939 2,162,897 Rosenblatt Improved bubbling light sign, precursor to Christmas tree bubbling lights |
September 26 1939 2,174,446 Otis Bubbling light sign, invented by Carl Otis, inventor of Christmas Tree bubbling lights |
July 8 1941 2,248,117 Petry Plastic star lights sold by Paramount. |
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March 31 1942 2,278,383 Rosenblatt Bubbling display that was the undoing of Carl Otis' patent for Christmas tree bubbling lights |
July 4 1944 2,353,063 Otis First Otis patent for the bubbling light, sold by NOMA |
July 25 1944 2,354,598 Janz Multiple strand tree lighting system with central power cord |
September 4 1945 2,383,941 Otis Carl Otis' second patent for bubbling lights sold by NOMA |
June 25 1946 2,402,776 Moore Christmas lighting set with central power line |
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December 3 1946 2,412,171 Petry The patent for Paramount's Kristal Snow Animated Candles |
December 10 1946 2,412,379 Abramson Vapor-type bubbling light, apparently never produced |
June 3 1947 D 148,950 Petry Design patent for Paramount's oil-type bubbling light |
March 9 1948 2,421,571 Leyshon Patent for Sylvania Fluorescent Christmas lamps |
November 9 1948 2,453,176 Abramson Bubbling light patent for controlled bubbling effect |
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November 9 1948 2,453,177 Abramson Bubbling light patent for controlled bubbling effect |
November 9 1948 2,453,178 Abramson Bubbling light patent for controlled bubbling effect |
November 16 1948 2,453,695 Belling Centrally powered Christmas lighting outfit |
November 16 1948 2,453,925 Mendonca Centrally powered Christmas lighting outfit |
November 16 1948 2,453,962 Barnett Vapor-type bubbling light, apparently never produced |
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May 3 1949 2,468,773 Musinski Early rope-type Christmas tree lighting outfit |
September 6 1949 2,481,358 Smith Bubbling light patent for controlled bubbling effect |
May 30 1950 2,509,219 Desmond Et Al Candle light bulb with lighted base and neon flame |
December 12 1950 2,533,222 Cohen Centrally powered Christmas lighting outfit |
September 25 1951 2,569,078 Silver Et Al Bubbling light base design incorporating branch clip |
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