MARCH

April animated

MAY

CHOOSE ANOTHER MONTH FROM THE MAIN CALENDAR PAGE

1

Arthur Miller's "The Crucible" a play in 4 acts was copyrighted in 1953

2

Charles Hall patented an inexpensive method for the production of aluminum in 1889, which brought the metal into wide commercial use

3

Francis W. Dorion granted patent #3,724,070 in 1973 for a "dual razor blade assembly"

4

Francisco Garcia was granted patent #4,081,909 for "orthodontic pliers" in 1978

5

Houston and Thomson were granted a patent in 1881 for a centrifugal separator --the creamer

6

Isaac Hodgson received patent #88,711 in 1869 for the "roller skate"

7

Tolbert Lanston was issued a patent for monotype in 1896

8

Hooshan Bral received a patent in 1997 for an automatically rinsing baby bottle

9

Phil Brooks received a patent in 1974 for a disposable syringe

10

Walter Hunt patented the first safety pin in 1849

11

Frederic Ives patented the process for half-tone printing in 1893

12

Drs. Leder and Stewart on behalf of Harvard University were issued the first patent #4,736,866 for a new animal life form - a genetically altered mouse - in 1988

13

"Teenage Mutant Ninja Turtles" movie was copyrighted in 1990

14

Paul Winchell (ventriloquist) was granted patent # 3,129,001 in 1964 for an "inverted novelty mask"

15

Bertram Burke received patent in 1997 for an automatic philanthropic contribution system
MILLIONAIRE'S CLUB trademark registered in 1997

16

James Watkins received patent in 1997 for confetti "that flutters and darts"

17

"Hail Hail the Gangs All Here" the song, was copyrighted in 1908

18

Irving Langmuir received a patent in 1916 for an incandescent gas lamp

19

John Steinbeck's "The Grapes of Wrath" was copyrighted in 1939

20

Simon Lake was granted a patent in 1897 for an even keel submarine

21

Ester Kiefer received a patent for ornamental paper in 1931

22

John Golding patented a process for metallic screening in 1884

23

"My Fair Lady" the movie based on a musical version of George Bernard Shaw's play "Pygmalion" copyright was registered in 1964

24

"Anchors Aweigh" the march and two-step by Chas. A. Zimmerman was copyrighted in 1907

25

Robert Noyce was granted a patent in 1961 for a semi-conductor device-and-lead structure

26

Sarah Boone patented an ironing board in 1892 and Frederick Allen a life raft in 1881

27

Elijah McCoy received a patent for an air brake pump lubricator in 1920

28

Leonard Dyer obtained a patent in 1908 for an automobile transmission

29

Eli Janney receives a patent for automatic railroad car couplings in 1873

30

Patent # 2,000,000 issued in 1935 to Joseph Ledwinka for vehicle wheel construction

[ USPTO Home ][ Kids' Home ][ Twinkle Lights ][ Bright Lights ][ Guiding Lights ][ Fun House ]
[ imagination machine ][ whowhatwhenwherehowwhy ][ time machine ]
[ games ][ puzzles ][ links ][ help ][ search ]
[ Legal Disclaimer ][ Privacy ]