IP Library Granted Patent US 1,138,631
Granted Patent S1
US 1,138,631 · App. 29/940,446 · Granted Aug 4, 2026

Tool bit assembly

Inventors: Katherine J. Haim (Hartland, WI); James J. Van Essen (Hales Corners, WI); Praneeth Gandi (Pewaukee, WI); Zachary M. McMahon (Wauwatosa, WI); Matthew J. Fiddes (Milwaukee, WI)
Assignee: MILWAUKEE ELECTRIC TOOL CORPORATION
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Quick Facts
Patent No.
US 1,138,631
App. No.
29/940,446
Granted
Aug 4, 2026
Kind
S1
Claims (1)

The ornamental design for a tool bit assembly as shown and described.

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Mar 30, 2026
From: HAIM, KATHERINE J.; VAN ESSEN, JAMES J.; GANDI, PRANEETH; MCMAHON, ZACHARY M.; FIDDES, MATTHEW J.
To: MILWAUKEE ELECTRIC TOOL CORPORATION
Reel/Frame 074220/0866 →
References Cited (210)
US 1353761A · Knoche · 1920 [cited by applicant]
US 2698637A · Donovan · 1955 [cited by applicant]
US 2782823A · Williams, Jr. · 1957 [cited by applicant]
US 2829685A · Mitchell et al. · 1958 [cited by applicant]
US 3133568A · Reed · 1964 [cited by applicant]
US 3176932A · Kovaleski · 1965 [cited by applicant]
US 3253626A · Stillwagon, Jr. et al. · 1966 [cited by applicant]
US 3288185A · Clark · 1966 [cited by applicant]
US 3707894A · Stillwagon, Jr. · 1973 [cited by applicant]
US 3903761A · Runton · 1975 [cited by applicant]
US D244808S · Ubermuth · 1977 [cited by applicant]
US 4269246A · Larson et al. · 1981 [cited by applicant]
US 4287923A · Hornung · 1981 [cited by applicant]
US 4536107A · Sandy et al. · 1985 [cited by applicant]
US 5024759A · McGrath et al. · 1991 [cited by applicant]
US 5056386A · Chaconas · 1991 [cited by applicant]
US D330318S · Snider · 1992 [cited by applicant]
US 5309799A · Jore · 1994 [cited by applicant]
US 5515754A · Elkins · 1996 [cited by applicant]
US 5724873A · Hillinger · 1998 [cited by applicant]
US 5868047A · Faust et al. · 1999 [cited by applicant]
US D428106S · Yamaguchi · 2000 [cited by applicant]
US 6154108A · Huang · 2000 [cited by applicant]
US 6209426B1 · Takahashi · 2001 [cited by applicant]
US 6249199B1 · Liu · 2001 [cited by applicant]
US 6289541B1 · Anderson et al. · 2001 [cited by applicant]
US 6311989B1 · Rosanwo · 2001 [cited by applicant]
US D457046S · Boyle et al. · 2002 [cited by applicant]
US D457797S · Huang · 2002 [cited by applicant]
US 6530299B1 · Liu · 2003 [cited by applicant]
US 6644150B2 · Chen · 2003 [cited by applicant]
US 6722667B2 · Cantlon · 2004 [cited by applicant]
US 6761361B2 · Taylor et al. · 2004 [cited by applicant]
US D497300S · Chen · 2004 [cited by applicant]
US 6877402B1 · Pigford et al. · 2005 [cited by applicant]
US 6883405B2 · Strauch · 2005 [cited by applicant]
US 6931967B1 · Chang · 2005 [cited by applicant]
US D516894S · Singh · 2006 [cited by examiner]
US 7096768B1 · Chen · 2006 [cited by applicant]
US 7097398B2 · Hernandez, Jr. · 2006 [cited by applicant]
US 7107882B1 · Chang · 2006 [cited by applicant]
US 7124665B1 · Chen · 2006 [cited by applicant]
US 7159493B1 · Huang · 2007 [cited by applicant]
US 7204177B1 · Garner et al. · 2007 [cited by applicant]
US 7225710B2 · Pacheco, Jr. · 2007 [cited by applicant]
US 7261023B2 · Taguchi · 2007 [cited by applicant]
US 7424841B2 · Liu · 2008 [cited by examiner]
US 7469909B2 · Strauch et al. · 2008 [cited by applicant]
US D594306S · Decker · 2009 [cited by examiner]
US 7574946B1 · Chang · 2009 [cited by applicant]
US 7597031B2 · Chiang · 2009 [cited by applicant]
US D615380S · Su · 2010 [cited by applicant]
US D623036S · DeBaker · 2010 [cited by applicant]
US 7823890B2 · Chen · 2010 [cited by applicant]
US D631723S · DeBaker · 2011 [cited by applicant]
US 7922180B2 · Meng · 2011 [cited by applicant]
US D644903S · Chen · 2011 [cited by applicant]
US D646138S · Hsu · 2011 [cited by applicant]
US D648607S · Tanger · 2011 [cited by applicant]
US D655369S · Hafner · 2012 [cited by applicant]
US 8132990B2 · Bauman · 2012 [cited by applicant]
US D659730S · Cantlon · 2012 [cited by examiner]
US 8176817B2 · Liu · 2012 [cited by examiner]
US 8291795B2 · Hughes et al. · 2012 [cited by applicant]
US 8366356B2 · Novak et al. · 2013 [cited by applicant]
US 8468913B1 · Bond · 2013 [cited by examiner]
US 8616097B2 · Hughes et al. · 2013 [cited by applicant]
US D704022S · Hsu · 2014 [cited by examiner]
US 8733216B1 · Cantlon · 2014 [cited by examiner]
US D706106S · Chen · 2014 [cited by examiner]
US 8770898B2 · Nordlin · 2014 [cited by examiner]
US D710175S · Moss · 2014 [cited by examiner]
US 8864143B2 · Lin · 2014 [cited by applicant]
US 8864144B2 · Hsu · 2014 [cited by examiner]
US 8943931B2 · Chiang · 2015 [cited by applicant]
US D725984S · Moss et al. · 2015 [cited by applicant]
US D726521S · Moss et al. · 2015 [cited by applicant]
US D736053S · Zhang · 2015 [cited by examiner]
US 9132534B2 · Lai · 2015 [cited by applicant]
US 9156147B2 · Peters et al. · 2015 [cited by applicant]
US 9227309B2 · Moss et al. · 2016 [cited by applicant]
US D752408S · Moss et al. · 2016 [cited by applicant]
US D753979S · Liu · 2016 [cited by examiner]
US 9302377B2 · Rajotte · 2016 [cited by applicant]
US 9314909B2 · Vaamonde Coton et al. · 2016 [cited by applicant]
US D759459S · Thomson · 2016 [cited by applicant]
US D764251S · Hsu · 2016 [cited by applicant]
US 9406423B1 · Tsai · 2016 [cited by applicant]
US 9505108B2 · Peters · 2016 [cited by applicant]
US 9597783B2 · Zhang · 2017 [cited by applicant]
US D789761S · Moss et al. · 2017 [cited by applicant]
US 9737977B2 · Taguchi · 2017 [cited by examiner]
US 9902050B2 · Tsai · 2018 [cited by applicant]
US D813003S · Chang · 2018 [cited by examiner]
US 9943946B2 · Peters et al. · 2018 [cited by applicant]
US 10022845B2 · Neitzell · 2018 [cited by examiner]
US 10022847B2 · Tsai · 2018 [cited by applicant]
US 10040179B2 · Peters et al. · 2018 [cited by applicant]
US 10093005B2 · Zhang et al. · 2018 [cited by applicant]
US 10124473B2 · Wang · 2018 [cited by applicant]
US 10150205B2 · Santamarina et al. · 2018 [cited by applicant]
US 10150206B2 · Ko · 2018 [cited by applicant]
US D838566S · Moss et al. · 2019 [cited by applicant]
US D841425S · Moss et al. · 2019 [cited by applicant]
US D853808S · Hyma · 2019 [cited by examiner]
US D867093S · Taguchi · 2019 [cited by examiner]
US 10556329B2 · Peters · 2020 [cited by examiner]
US D877590S · Zimmermann et al. · 2020 [cited by applicant]
US D878888S · Liao · 2020 [cited by examiner]
US D883062S · Wu · 2020 [cited by examiner]
US D885155S · Moss · 2020 [cited by examiner]
US D885157S · Wu · 2020 [cited by examiner]
US 10792793B2 · Moss et al. · 2020 [cited by applicant]
US 10821522B2 · Giffin · 2020 [cited by examiner]
US D906081S · Van Essen · 2020 [cited by examiner]
US D909846S · Beh · 2021 [cited by examiner]
US D921468S · Zimmermann · 2021 [cited by examiner]
US D933443S · Van Essen · 2021 [cited by examiner]
US 11342101B2 · Zimmermann et al. · 2022 [cited by applicant]
US D955843S · Zimmermann · 2022 [cited by examiner]
US D961642S · Earnest · 2022 [cited by examiner]
US 11413729B2 · Van Essen · 2022 [cited by examiner]
US 11638987B2 · Van Essen · 2023 [cited by examiner]
US D1039934S · Sawa · 2024 [cited by examiner]
US D1088069S · Giffin · 2025 [cited by examiner]
US 20040093997A1 · Huang · 2004 [cited by applicant]
US 20050098002A1 · Holland-Letz · 2005 [cited by applicant]
US 20050166725A1 · Chen · 2005 [cited by applicant]
US 20060278050A1 · Hsiao · 2006 [cited by applicant]
US 20070234856A1 · Liu · 2007 [cited by applicant]
US 20080256774A1 · Rajotte · 2008 [cited by applicant]
US 20090139378A1 · Chiang et al. · 2009 [cited by applicant]
US 20090174157A1 · Chang · 2009 [cited by applicant]
US 20090288525A1 · Chen · 2009 [cited by applicant]
US 20100011918A1 · Ray · 2010 [cited by applicant]
US 20100219593A1 · Puzio et al. · 2010 [cited by applicant]
US 20100219594A1 · Nash · 2010 [cited by applicant]
US 20100307298A1 · Lai · 2010 [cited by applicant]
US 20110197721A1 · Debaker · 2011 [cited by applicant]
US 20120006160A1 · Wang · 2012 [cited by applicant]
US 20120160064A1 · Moss et al. · 2012 [cited by applicant]
US 20150102567A1 · Chan · 2015 [cited by examiner]
US 20150202689A1 · Chen · 2015 [cited by examiner]
US 20150202751A1 · Chen · 2015 [cited by applicant]
US 20160016298A1 · Zhang · 2016 [cited by applicant]
US 20160023333A1 · Chen · 2016 [cited by applicant]
US 20160271768A1 · Zhang et al. · 2016 [cited by applicant]
US 20160279769A1 · Arslan · 2016 [cited by applicant]
US 20160325411A1 · Wang · 2016 [cited by applicant]
US 20170120428A1 · Wang · 2017 [cited by applicant]
US 20180185995A1 · Shu · 2018 [cited by examiner]
US 20180354102A1 · Kukucka et al. · 2018 [cited by applicant]
US 20180354105A1 · Chen · 2018 [cited by examiner]
US 20190291246A1 · Wang · 2019 [cited by applicant]
US 20200086462A1 · Miley et al. · 2020 [cited by applicant]
US 20210205967A1 · Chiang · 2021 [cited by examiner]
US 20230202005A1 · Fairchild · 2023 [cited by examiner]
CN 2410086Y · 2000 [cited by applicant]
CN 201900605U · 2011 [cited by applicant]
CN 203460107U · 2014 [cited by applicant]
CN 204108925U · 2015 [cited by applicant]
CN 204772299U · 2015 [cited by applicant]
CN 204843981U · 2015 [cited by applicant]
CN 205148187U · 2016 [cited by applicant]
CN 205614566U · 2016 [cited by applicant]
CN 206084348U · 2017 [cited by applicant]
CN 206306038U · 2017 [cited by applicant]
CN 207522477U · 2018 [cited by applicant]
CN 209599082U · 2019 [cited by applicant]
CN 210550783U · 2020 [cited by applicant]
CN 211103676U · 2020 [cited by applicant]
CN 211332980U · 2020 [cited by applicant]
CN 212653365U · 2021 [cited by applicant]
CN 212735839U · 2021 [cited by applicant]
CN 213290080U · 2021 [cited by applicant]
CN 214519862U · 2021 [cited by applicant]
DE 8134766U1 · 1982 [cited by applicant]
DE 3704356A1 · 1987 [cited by applicant]
DE 4300446A1 · 1994 [cited by applicant]
DE 9409447U1 · 1994 [cited by applicant]
DE 202005013314U1 · 2005 [cited by applicant]
DE 202005020187U1 · 2006 [cited by applicant]
DE 202006010330U1 · 2006 [cited by applicant]
DE 202006015181U1 · 2007 [cited by applicant]
DE 202007017034U1 · 2008 [cited by applicant]
DE 202009004936U1 · 2009 [cited by applicant]
DE 202009015665U1 · 2010 [cited by applicant]
DE 202014103352U1 · 2014 [cited by applicant]
DE 202015106637U1 · 2015 [cited by applicant]
DE 202016102936U1 · 2016 [cited by applicant]
DE 202016106642U1 · 2017 [cited by applicant]
DE 102016106594B3 · 2017 [cited by applicant]
EP 1000709A2 · 2000 [cited by applicant]
EP 1260319A2 · 2002 [cited by applicant]
EP 2527066A2 · 2012 [cited by applicant]
EP 3235596A1 · 2017 [cited by applicant]
GB 950544A · 1964 [cited by applicant]
JP 2001071277A · 2001 [cited by applicant]
JP 3285823B2 · 2002 [cited by applicant]
JP 2004216498A · 2004 [cited by applicant]
JP 3136333U · 2007 [cited by applicant]
TW M377298U · 2010 [cited by applicant]
WO WO0222314A1 · 2002 [cited by applicant]
WO WO2005042210A1 · 2005 [cited by applicant]
WO WO2006111447A1 · 2006 [cited by applicant]
WO WO2008043514A1 · 2008 [cited by applicant]
WO WO2012110453A1 · 2012 [cited by applicant]
WO WO2017055657A1 · 2017 [cited by applicant]
WO WO2018098700A1 · 2018 [cited by applicant]
Dewalt, “3-Inch Screw Lock Bit Tip Holder and Bits,” <https://www.homedepot.ca/product/dewalt-3-inch-screw-lock-bit-tip-holder-and-bits/1000829397> web page visited May 13, 2024 (8 pages). [cited by applicant]