James B. Kirby Patents

List of vacuum-related patents filed by James B. Kirby.
Kirby patented many other inventions, including laundry machines, dishwashers, a fishing reel, a radio condenser, and a self-cleaning lake.
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Patents List

Entries are ordered by date filed, not date granted.
Date Filed Date Granted Patent № PDF Link Notes
03/15/191011/28/1911US1010388US1010388 patent drawingVacuum-producing machine
06/11/191010/12/1915US1156235US1156235 patent drawingHandhold vacuum-cleaner
07/29/191110/15/1912USD43147USD43147 patent drawingCasing for pneumatic cleanersA design patent protects only the ornamental appearance (shape/look) of the article, not how it works. Utility patents cover function; a design patent has a single claim and a shorter term.
08/19/191105/23/1916US1184459US1184459 patent drawingPneumatic cleaner
11/01/191212/26/1916US1209718US1209718 patent drawingVacuum cleaning-machine
04/04/191312/26/1916US1209719US1209719 patent drawingVacuum cleaning-machine
09/08/191305/09/1916US1182092US1182092 patent drawingLubricating deviceFiled as a general “lubricating device,” not classified under vacuum cleaners – but in practice it is a self-lubricating bearing for Kirby's motor shafts.
09/15/191312/26/1916US1209720US1209720 patent drawingVacuum cleaning-machine
09/15/191308/14/1917US1236944US1236944 patent drawingVacuum cleaning-machine
09/15/191305/14/1918US1265789US1265789 patent drawingVacuum cleaning-machine
09/15/191311/04/1913USD44846USD44846 patent drawingVacuum-cleaner casingA design patent protects only the ornamental appearance (shape/look) of the article, not how it works. Utility patents cover function; a design patent has a single claim and a shorter term.
01/10/191406/16/1914US1100575US1100575 patent drawingVacuum-cleaner
03/28/191412/26/1916US1209722US1209722 patent drawingVacuum cleaning-machine
12/07/191405/23/1916US1184458US1184458 patent drawingVacuum cleaning-machine
01/20/191507/11/1922US1422105US1422105 patent drawingSuction cleaner
02/17/191505/14/1918US1265790US1265790 patent drawingAgitating device for vacuum-cleaner nozzles
06/21/191507/25/1916US1192830US1192830 patent drawingSuction-cleaner
07/09/191507/20/1920US1347166US1347166 patent drawingSuction cleaner
10/19/191502/06/1917US1214796US1214796 patent drawingSuction-cleaner
01/22/191611/28/1916US1206116US1206116 patent drawingPneumatic cleaner
01/22/191611/28/1916US1206117US1206117 patent drawingPneumatic cleaner
10/02/191606/19/1917USD50946USD50946 patent drawingSuction-cleaner casingA design patent protects only the ornamental appearance (shape/look) of the article, not how it works. Utility patents cover function; a design patent has a single claim and a shorter term.
10/02/191602/19/1918US1257288US1257288 patent drawingSuction-cleaner
10/30/191605/14/1918US1265791US1265791 patent drawingVacuum cleaning-machine
06/09/191702/18/1919US1294473US1294473 patent drawingVacuum-cleaner
07/12/191707/20/1920US1347167US1347167 patent drawingSuction-cleaner
10/07/191807/04/1922US1421957US1421957 patent drawingSuction sweeper
04/12/191907/04/1922US1421958US1421958 patent drawingSuction sweeper
03/24/192011/01/1921US1395500US1395500 patent drawingBrushing mechanism for sweepers
03/24/192003/06/1923US1447419US1447419 patent drawingCleaner casing
01/24/192102/02/1926US1571276US1571276 patent drawingSuction cleaner
02/18/192207/06/1926US1591325US1591325 patent drawingSuction cleaner
05/12/192301/15/1929US1698725US1698725 patent drawingSuction cleaner
11/05/192705/19/1931US1806168US1806168 patent drawingSuction cleaner
07/11/193012/04/1934US1983175US1983175 patent drawingSuction cleaner
07/19/193003/20/1934US1952014US1952014 patent drawingSuction carpet sweeper
11/12/193002/27/1934US1949052US1949052 patent drawingSuction cleaning apparatus
01/19/193109/08/1936US2053563US2053563 patent drawingPneumatic cleaner
01/19/193102/08/1938US2107571US2107571 patent drawingSuction cleaner
02/03/193110/16/1934US1976998US1976998 patent drawingSuction cleaner
07/20/193103/01/1938US2109621US2109621 patent drawingSuction cleaner
06/26/193305/04/1937US2079293US2079293 patent drawingSuction sweeper
12/27/193311/12/1940US2221745US2221745 patent drawingSuction sweeper
02/01/193404/03/1934USD91886USD91886 patent drawingSuction cleaner casingA design patent protects only the ornamental appearance (shape/look) of the article, not how it works. Utility patents cover function; a design patent has a single claim and a shorter term.
05/08/193511/12/1940US2221746US2221746 patent drawingVacuum cleaner
05/03/193709/12/1939US2172911US2172911 patent drawingSuction sweeper
11/13/193907/14/1942US2289711US2289711 patent drawingSuction cleaner
12/15/193905/28/1940USD120736USD120736 patent drawingSuction cleaner casingA design patent protects only the ornamental appearance (shape/look) of the article, not how it works. Utility patents cover function; a design patent has a single claim and a shorter term.
05/03/194007/21/1942US2290336US2290336 patent drawingHandle construction (vacuum)
10/24/194112/30/1941USD130959USD130959 patent drawingDust collector & blower housing for vacuum cleanersA design patent protects only the ornamental appearance (shape/look) of the article, not how it works. Utility patents cover function; a design patent has a single claim and a shorter term.
07/15/194406/05/1951US2555887US2555887 patent drawingAirflow-controlled nozzle adjustment for vacuum cleaners
08/16/194404/18/1950US2504846US2504846 patent drawingVacuum cleaner w/ auxiliary suction tube & auto brush drive
01/29/194503/14/1950US2500832US2500832 patent drawingVacuum cleaner
11/13/194501/07/1947USD146180USD146180 patent drawingVacuum cleaner tankA design patent protects only the ornamental appearance (shape/look) of the article, not how it works. Utility patents cover function; a design patent has a single claim and a shorter term.
04/22/194601/22/1952US2583054US2583054 patent drawingAutomatic nozzle adjusting device for vacuum cleaners
06/14/194712/12/1950US2534171US2534171 patent drawingFilter cleaner for vacuum dust collectors
01/26/194804/15/1952US2592710US2592710 patent drawingSweeper-type vacuum cleaner w/ automatic nozzle adjustment
02/03/194908/11/1953US2648396US2648396 patent drawingVacuum cleaner
06/22/195302/18/1958US2823411US2823411 patent drawingVacuum cleaner
08/31/195302/18/1958US2823412US2823412 patent drawingVacuum cleaner nozzle adjustment
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