USD872783S1 - Step drill bit - Google Patents

Step drill bit Download PDF

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Publication number
USD872783S1
USD872783S1 US29/645,681 US201829645681F USD872783S US D872783 S1 USD872783 S1 US D872783S1 US 201829645681 F US201829645681 F US 201829645681F US D872783 S USD872783 S US D872783S
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US
United States
Prior art keywords
drill bit
step drill
view
ornamental design
bit
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
US29/645,681
Inventor
Brett A. Parendo
Richard Hohnl, JR.
David Hlavac
Alexander R. Greenhill
Ingolfur Ludviksson
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Milwaukee Electric Tool Corp
Original Assignee
Milwaukee Electric Tool Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Milwaukee Electric Tool Corp filed Critical Milwaukee Electric Tool Corp
Priority to US29/645,681 priority Critical patent/USD872783S1/en
Assigned to MILWAUKEE ELECTRIC TOOL CORPORATION reassignment MILWAUKEE ELECTRIC TOOL CORPORATION ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). Assignors: GREENHILL, ALEXANDER R., HOHNL, RICHARD, JR., PARENDO, Brett A., HLAVAC, DAVID, Ludviksson, Ingolfur
Priority to US29/715,603 priority patent/USD881241S1/en
Application granted granted Critical
Publication of USD872783S1 publication Critical patent/USD872783S1/en
Priority to US29/726,559 priority patent/USD892183S1/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Description

FIG. 1 is a first side view of a step drill bit embodying the invention.
FIG. 2 is a second side view of the step drill bit of FIG. 1.
FIG. 3 is a third side view of the step drill bit of FIG. 1; and,
FIG. 4 is a fourth side view of the step drill bit of FIG. 1.
The broken lines in the drawings depict portions of the step drill bit which form no part of the claimed design.

Claims (1)

    CLAIM
  1. We claim the ornamental design for a step drill bit, as shown and described.
US29/645,681 2018-04-27 2018-04-27 Step drill bit Active USD872783S1 (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
US29/645,681 USD872783S1 (en) 2018-04-27 2018-04-27 Step drill bit
US29/715,603 USD881241S1 (en) 2018-04-27 2019-12-03 Step drill bit
US29/726,559 USD892183S1 (en) 2018-04-27 2020-03-04 Step drill bit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US29/645,681 USD872783S1 (en) 2018-04-27 2018-04-27 Step drill bit

Related Child Applications (1)

Application Number Title Priority Date Filing Date
US29/715,603 Division USD881241S1 (en) 2018-04-27 2019-12-03 Step drill bit

Publications (1)

Publication Number Publication Date
USD872783S1 true USD872783S1 (en) 2020-01-14

Family

ID=69104984

Family Applications (3)

Application Number Title Priority Date Filing Date
US29/645,681 Active USD872783S1 (en) 2018-04-27 2018-04-27 Step drill bit
US29/715,603 Active USD881241S1 (en) 2018-04-27 2019-12-03 Step drill bit
US29/726,559 Active USD892183S1 (en) 2018-04-27 2020-03-04 Step drill bit

Family Applications After (2)

Application Number Title Priority Date Filing Date
US29/715,603 Active USD881241S1 (en) 2018-04-27 2019-12-03 Step drill bit
US29/726,559 Active USD892183S1 (en) 2018-04-27 2020-03-04 Step drill bit

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US (3) USD872783S1 (en)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USD892183S1 (en) * 2018-04-27 2020-08-04 Milwaukee Electric Tool Corporation Step drill bit
USD930056S1 (en) * 2019-12-31 2021-09-07 Chung Liang Liao Flat drill bit
USD936117S1 (en) * 2013-06-06 2021-11-16 Milwaukee Electric Tool Corporation Step drill bit
US11273501B2 (en) 2018-04-26 2022-03-15 Milwaukee Electric Tool Corporation Step drill bit
USD980979S1 (en) * 2018-11-30 2023-03-14 Shukla Medical Nail extractor

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11007583B2 (en) 2016-02-14 2021-05-18 Hongjia Wang Twist drill
CA187279S (en) * 2018-10-26 2020-10-06 Bosch Power Tools China Co Ltd Wood drill bit
USD928855S1 (en) * 2019-09-13 2021-08-24 Disston Company Spade drill bit
USD1003956S1 (en) * 2020-01-24 2023-11-07 Wolfcraft Gmbh Drilling aid tool

Citations (53)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US716557A (en) * 1902-09-03 1902-12-23 Seward R Seybold Tubular auger.
US2607562A (en) * 1951-03-19 1952-08-19 Phipps Orville Self-piloted rotary drill bit
US2897696A (en) * 1956-01-13 1959-08-04 Henry R Tisserant Sheet metal panel drill
US3564945A (en) * 1967-10-10 1971-02-23 Barworth Flockton Ltd Drill
US3645640A (en) * 1970-06-11 1972-02-29 Michael F Zukas Rotary cutter tool
US3758222A (en) * 1971-12-30 1973-09-11 H Oakes Drill bit
US4127355A (en) * 1977-09-06 1978-11-28 Oakes Harry C Wood bit
US4189266A (en) * 1975-08-01 1980-02-19 George Koslow Rotary drill bit for hand-held power drills
US4536107A (en) * 1983-08-29 1985-08-20 Ex-Cell-O Corporation Drill bit
US4582458A (en) * 1984-08-09 1986-04-15 American Saw & Mfg. Company Stepped drill construction
USD345495S (en) * 1991-12-05 1994-03-29 Priddy Daniel E Drill bit for retrieving broken bolts
US5427477A (en) * 1993-05-14 1995-06-27 Geberit Technik Ag Tool for calibrating and deburring pipe ends
US5466100A (en) * 1994-10-24 1995-11-14 Alfa Manufacturing Industries, Inc. Multi-stepped power drill bit having handle chuck adaptor
USD390239S (en) * 1996-10-17 1998-02-03 Malin Stephen C Detachable drill bit and fluted tap
US5820319A (en) * 1996-01-16 1998-10-13 Hull; Harold L. Auger bit having a replaceable tip
USD408424S (en) * 1998-03-23 1999-04-20 Schmotzer Norman H Wood drill
US5915893A (en) * 1996-06-05 1999-06-29 Kabushiki Kaisha Miyanaga Multistage bit and stopper
USD419575S (en) * 1999-01-07 2000-01-25 Kouvato, Inc. Drill bit
US20010010784A1 (en) * 2000-02-02 2001-08-02 Karl-Heinz Giebmanns Drill bit for wood drilling
US6361255B1 (en) * 2000-10-30 2002-03-26 B & A Manufacturing Co. Drill bit with inscriber
US20040076483A1 (en) * 2002-10-18 2004-04-22 Iqbal Singh Stepped drill bit having split tip
USD504446S1 (en) * 2003-02-17 2005-04-26 Kobayashi Gimlet Mfg. Co., Ltd. Woodworking drill
US20060093448A1 (en) * 2004-10-28 2006-05-04 Kelsey Alan R Drills
USD525272S1 (en) * 2003-12-24 2006-07-18 Robert Bosch Gmbh Rotary impact drill bit
USD526670S1 (en) * 2005-04-13 2006-08-15 Ibey Jerry A Step drill bit with stop
USD531650S1 (en) * 2005-04-13 2006-11-07 Switzer Bruce D High speed drill bit for mortar
US7171871B2 (en) * 2003-04-25 2007-02-06 Eazypower Corporation Damaged bolt and screw removing devices
US20070264094A1 (en) * 2006-05-09 2007-11-15 Seeley Scott C Unibit with replacement blade
USD559874S1 (en) * 2005-07-25 2008-01-15 Kobayashi Gimlet Mfg. Co., Ltd. Woodworking drill bit
US20080029311A1 (en) * 2006-05-09 2008-02-07 Seeley Scott C Unibit with replacement blade
US20080166195A1 (en) * 2007-01-05 2008-07-10 Gentry Charles L Spiral drill bit and method of forming same
USD580462S1 (en) * 2008-06-11 2008-11-11 Chung-Liang Liao Woodworking drill bit
USD585919S1 (en) * 2008-02-15 2009-02-03 Jore Corporation Drill bit tip
USD585920S1 (en) * 2008-06-11 2009-02-03 Chung-Liang Liao Woodworking drill bit
USD626575S1 (en) * 2009-08-20 2010-11-02 Washington Iii Deassie Drill bit
US20110038679A1 (en) * 2009-08-11 2011-02-17 Ira Kozak Adjustable step drill bit
USD664167S1 (en) * 2010-08-02 2012-07-24 Illinois Tool Works Inc. Head portion of rock drill
US20120195704A1 (en) * 2011-01-31 2012-08-02 White Christopher L Drill bit
USD678369S1 (en) * 2010-02-18 2013-03-19 Black & Decker Inc. Drill bit
USD682899S1 (en) * 2010-02-12 2013-05-21 Techtronic Power Tools Technology Limited Wood boring bit
USD687871S1 (en) * 2013-01-03 2013-08-13 Chung-Liang Liao Woodworking drill bit
US8764355B2 (en) * 2011-02-15 2014-07-01 Irwin Industrial Tool Company Step drill bit
USD709111S1 (en) * 2013-02-01 2014-07-15 Chung-Liang Liao Woodworking drill bit
USD724125S1 (en) * 2013-03-01 2015-03-10 Ray Charles Pierce Cable drill bit
USD734792S1 (en) * 2013-03-15 2015-07-21 Black & Decker Inc. Drill bit
USD737875S1 (en) * 2013-03-15 2015-09-01 Black & Decker Inc. Drill bit
USD741924S1 (en) * 2014-03-07 2015-10-27 Ming Chang Carpenter Auger Bit Co., Ltd. Cable guiding drill bit
US20170129022A1 (en) 2015-11-10 2017-05-11 Irwin Industrial Tool Company Step drill bit with variable helical flute
US9676041B2 (en) * 2012-07-18 2017-06-13 Milwaukee Electric Tool Corporation Power tool accessory
US9731358B2 (en) * 2013-06-06 2017-08-15 Milwaukee Electric Tool Corporation Step drill bit
US10245656B2 (en) * 2017-07-27 2019-04-02 Greenlee Tools, Inc. Step bit
US10328500B2 (en) * 2017-08-03 2019-06-25 Greenlee Tools, Inc. Cutting and deburring tool
US10421130B2 (en) * 2015-12-10 2019-09-24 Milwaukee Electric Tool Corporation Accessory tool

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USD872783S1 (en) * 2018-04-27 2020-01-14 Milwaukee Electric Tool Corporation Step drill bit

Patent Citations (55)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US716557A (en) * 1902-09-03 1902-12-23 Seward R Seybold Tubular auger.
US2607562A (en) * 1951-03-19 1952-08-19 Phipps Orville Self-piloted rotary drill bit
US2897696A (en) * 1956-01-13 1959-08-04 Henry R Tisserant Sheet metal panel drill
US3564945A (en) * 1967-10-10 1971-02-23 Barworth Flockton Ltd Drill
US3645640A (en) * 1970-06-11 1972-02-29 Michael F Zukas Rotary cutter tool
US3758222A (en) * 1971-12-30 1973-09-11 H Oakes Drill bit
US4189266A (en) * 1975-08-01 1980-02-19 George Koslow Rotary drill bit for hand-held power drills
US4127355A (en) * 1977-09-06 1978-11-28 Oakes Harry C Wood bit
US4536107A (en) * 1983-08-29 1985-08-20 Ex-Cell-O Corporation Drill bit
US4582458A (en) * 1984-08-09 1986-04-15 American Saw & Mfg. Company Stepped drill construction
USD345495S (en) * 1991-12-05 1994-03-29 Priddy Daniel E Drill bit for retrieving broken bolts
US5427477A (en) * 1993-05-14 1995-06-27 Geberit Technik Ag Tool for calibrating and deburring pipe ends
US5466100A (en) * 1994-10-24 1995-11-14 Alfa Manufacturing Industries, Inc. Multi-stepped power drill bit having handle chuck adaptor
US5820319A (en) * 1996-01-16 1998-10-13 Hull; Harold L. Auger bit having a replaceable tip
US5915893A (en) * 1996-06-05 1999-06-29 Kabushiki Kaisha Miyanaga Multistage bit and stopper
USD390239S (en) * 1996-10-17 1998-02-03 Malin Stephen C Detachable drill bit and fluted tap
USD408424S (en) * 1998-03-23 1999-04-20 Schmotzer Norman H Wood drill
USD419575S (en) * 1999-01-07 2000-01-25 Kouvato, Inc. Drill bit
US20010010784A1 (en) * 2000-02-02 2001-08-02 Karl-Heinz Giebmanns Drill bit for wood drilling
US6361255B1 (en) * 2000-10-30 2002-03-26 B & A Manufacturing Co. Drill bit with inscriber
US20040076483A1 (en) * 2002-10-18 2004-04-22 Iqbal Singh Stepped drill bit having split tip
USD504446S1 (en) * 2003-02-17 2005-04-26 Kobayashi Gimlet Mfg. Co., Ltd. Woodworking drill
US7171871B2 (en) * 2003-04-25 2007-02-06 Eazypower Corporation Damaged bolt and screw removing devices
USD525272S1 (en) * 2003-12-24 2006-07-18 Robert Bosch Gmbh Rotary impact drill bit
US20060093448A1 (en) * 2004-10-28 2006-05-04 Kelsey Alan R Drills
USD531650S1 (en) * 2005-04-13 2006-11-07 Switzer Bruce D High speed drill bit for mortar
USD526670S1 (en) * 2005-04-13 2006-08-15 Ibey Jerry A Step drill bit with stop
USD559874S1 (en) * 2005-07-25 2008-01-15 Kobayashi Gimlet Mfg. Co., Ltd. Woodworking drill bit
US20070264094A1 (en) * 2006-05-09 2007-11-15 Seeley Scott C Unibit with replacement blade
US20080029311A1 (en) * 2006-05-09 2008-02-07 Seeley Scott C Unibit with replacement blade
US20080166195A1 (en) * 2007-01-05 2008-07-10 Gentry Charles L Spiral drill bit and method of forming same
USD585919S1 (en) * 2008-02-15 2009-02-03 Jore Corporation Drill bit tip
USD580462S1 (en) * 2008-06-11 2008-11-11 Chung-Liang Liao Woodworking drill bit
USD585920S1 (en) * 2008-06-11 2009-02-03 Chung-Liang Liao Woodworking drill bit
US20110038679A1 (en) * 2009-08-11 2011-02-17 Ira Kozak Adjustable step drill bit
USD626575S1 (en) * 2009-08-20 2010-11-02 Washington Iii Deassie Drill bit
USD682897S1 (en) * 2010-02-12 2013-05-21 Techtronic Power Tools Technology Limited Wood boring bit
USD682899S1 (en) * 2010-02-12 2013-05-21 Techtronic Power Tools Technology Limited Wood boring bit
USD678369S1 (en) * 2010-02-18 2013-03-19 Black & Decker Inc. Drill bit
USD664167S1 (en) * 2010-08-02 2012-07-24 Illinois Tool Works Inc. Head portion of rock drill
US20120195704A1 (en) * 2011-01-31 2012-08-02 White Christopher L Drill bit
US8764355B2 (en) * 2011-02-15 2014-07-01 Irwin Industrial Tool Company Step drill bit
US9676041B2 (en) * 2012-07-18 2017-06-13 Milwaukee Electric Tool Corporation Power tool accessory
USD687871S1 (en) * 2013-01-03 2013-08-13 Chung-Liang Liao Woodworking drill bit
USD709111S1 (en) * 2013-02-01 2014-07-15 Chung-Liang Liao Woodworking drill bit
USD724125S1 (en) * 2013-03-01 2015-03-10 Ray Charles Pierce Cable drill bit
USD734792S1 (en) * 2013-03-15 2015-07-21 Black & Decker Inc. Drill bit
USD737875S1 (en) * 2013-03-15 2015-09-01 Black & Decker Inc. Drill bit
US9731358B2 (en) * 2013-06-06 2017-08-15 Milwaukee Electric Tool Corporation Step drill bit
US10252351B2 (en) * 2013-06-06 2019-04-09 Milwaukee Electric Tool Corporation Step drill bit
USD741924S1 (en) * 2014-03-07 2015-10-27 Ming Chang Carpenter Auger Bit Co., Ltd. Cable guiding drill bit
US20170129022A1 (en) 2015-11-10 2017-05-11 Irwin Industrial Tool Company Step drill bit with variable helical flute
US10421130B2 (en) * 2015-12-10 2019-09-24 Milwaukee Electric Tool Corporation Accessory tool
US10245656B2 (en) * 2017-07-27 2019-04-02 Greenlee Tools, Inc. Step bit
US10328500B2 (en) * 2017-08-03 2019-06-25 Greenlee Tools, Inc. Cutting and deburring tool

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USD936117S1 (en) * 2013-06-06 2021-11-16 Milwaukee Electric Tool Corporation Step drill bit
US11273501B2 (en) 2018-04-26 2022-03-15 Milwaukee Electric Tool Corporation Step drill bit
US11691203B2 (en) 2018-04-26 2023-07-04 Milwaukee Electric Tool Corporation Step drill bit
USD892183S1 (en) * 2018-04-27 2020-08-04 Milwaukee Electric Tool Corporation Step drill bit
USD980979S1 (en) * 2018-11-30 2023-03-14 Shukla Medical Nail extractor
USD930056S1 (en) * 2019-12-31 2021-09-07 Chung Liang Liao Flat drill bit

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USD881241S1 (en) 2020-04-14
USD892183S1 (en) 2020-08-04

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