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Class Information
Number: D18/7
Name: Printing and office machinery > Typewriter or calculator > Calculator (3) > With keyboard
Description: Design that includes a set of keys for entering data.










Sub-classes under this class:

Class Number Class Name Patents
D18/8 With carriage 3


Patents under this class:
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18

Patent Number Title Of Patent Date Issued
D679316 Calculator Apr. 2, 2013
D652861 Hydro power calculator Jan. 24, 2012
D652070 Electronic calculator Jan. 10, 2012
D635610 Calculator Apr. 5, 2011
D634776 Calculator Mar. 22, 2011
D633133 Electronic desk calculator Feb. 22, 2011
D631086 Electronic calculator Jan. 18, 2011
D606591 Notepad holder and calculator Dec. 22, 2009
D606114 Calculator Dec. 15, 2009
D605220 Calculator Dec. 1, 2009
D604299 Spell checker Nov. 17, 2009
D601618 Calculator Oct. 6, 2009
D600739 Calculator Sep. 22, 2009
D600274 Quick process sales/tip percentage calculator Sep. 15, 2009
D599842 Calculator Sep. 8, 2009
D598485 Electronic calculator Aug. 18, 2009
D598486 Electronic calculator Aug. 18, 2009
D595339 Calculator Jun. 30, 2009
D595338 Calculator Jun. 30, 2009
D594897 Touchpad calculator Jun. 23, 2009
D589081 Shopping discount calculator Mar. 24, 2009
D585931 Calculator Feb. 3, 2009
D584762 Electronic calculator Jan. 13, 2009
D584305 Secure password organizer Jan. 6, 2009
D583855 Calculator Dec. 30, 2008
D582969 Desktop electronic calculator Dec. 16, 2008
D581453 Calculator Nov. 25, 2008
D580478 Electronic calculator Nov. 11, 2008
D579483 Calculator notebook Oct. 28, 2008
D578153 Pocket calculators Oct. 7, 2008
D573630 Calculator Jul. 22, 2008
D572309 Clipboard calculator Jul. 1, 2008
D570901 Bridge calculator with keypad Jun. 10, 2008
D568380 Electronic calculator with printer May. 6, 2008
D568379 Calculator May. 6, 2008
D566751 Calculator Apr. 15, 2008
D564017 Calculator Mar. 11, 2008
D564015 Calculator Mar. 11, 2008
D564016 Calculator Mar. 11, 2008
D563460 Calculator Mar. 4, 2008
D562880 Calculator Feb. 26, 2008
D561820 Desktop calculator Feb. 12, 2008
D561246 Electronic calculator Feb. 5, 2008
D561245 Electronic calculator Feb. 5, 2008
D560712 Calculator Jan. 29, 2008
D559891 Calculator Jan. 15, 2008
D558256 Calculator Dec. 25, 2007
D553670 Calculator Oct. 23, 2007
D551284 Calculator with letter opener and tape dispenser Sep. 18, 2007
D547362 Calculator with port and cover Jul. 24, 2007

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18










 
 
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