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USD405811S - Seven blade drill bit - Google Patents

Seven blade drill bit Download PDF

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Publication number
USD405811S
USD405811S US29/084,543 US8454398F USD405811S US D405811 S USD405811 S US D405811S US 8454398 F US8454398 F US 8454398F US D405811 S USD405811 S US D405811S
Authority
US
United States
Prior art keywords
drill bit
blade drill
blade
view
ornamental design
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.)
Expired - Lifetime
Application number
US29/084,543
Inventor
Robert W. Arfele
George A. Espiritu
Ed R. Martin, Jr.
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.)
Dresser Industries Inc
Original Assignee
Dresser Industries Inc
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 Dresser Industries Inc filed Critical Dresser Industries Inc
Priority to US29/084,543 priority Critical patent/USD405811S/en
Assigned to DRESSER INDUSTRIES, INC. reassignment DRESSER INDUSTRIES, INC. ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). Assignors: MARTIN, JR., ED R., ESPIRITU, GEORGE A., ARFELE, ROBERT W.
Assigned to DRESSER INDUSTRIES, INC. reassignment DRESSER INDUSTRIES, INC. ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). Assignors: MARTIN, ED R., JR., ESPIRITU, GEORGE A., ARFELE, ROBERT W.
Application granted granted Critical
Publication of USD405811S publication Critical patent/USD405811S/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Description

FIG. 1 is a top plan view of a seven blade drill bit showing our new design;
FIG. 2 is a front perspective view thereof;
FIG. 3 is a front elevational view thereof;
FIG. 4 is a left side elevational view thereof;
FIG. 5 is a rear elevational view thereof;
FIG. 6 is a right side elevational view thereof; and,
FIG. 7 is a bottom plan perspective view thereof.

Claims (1)

  1. The ornamental design for a seven blade drill bit, as shown and described.
US29/084,543 1998-03-05 1998-03-05 Seven blade drill bit Expired - Lifetime USD405811S (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
US29/084,543 USD405811S (en) 1998-03-05 1998-03-05 Seven blade drill bit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US29/084,543 USD405811S (en) 1998-03-05 1998-03-05 Seven blade drill bit

Publications (1)

Publication Number Publication Date
USD405811S true USD405811S (en) 1999-02-16

Family

ID=71726235

Family Applications (1)

Application Number Title Priority Date Filing Date
US29/084,543 Expired - Lifetime USD405811S (en) 1998-03-05 1998-03-05 Seven blade drill bit

Country Status (1)

Country Link
US (1) USD405811S (en)

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6170576B1 (en) 1995-09-22 2001-01-09 Weatherford/Lamb, Inc. Mills for wellbore operations
US20090107730A1 (en) * 2007-10-29 2009-04-30 Green James C Drill bits and tools for subterranean drilling
US20100270077A1 (en) * 2009-04-22 2010-10-28 Baker Hughes Incorporated Drill bits and tools for subterranean drilling, methods of manufacturing such drill bits and tools and methods of off-center drilling
USD924949S1 (en) * 2019-01-11 2021-07-13 Us Synthetic Corporation Cutting tool
USD1026979S1 (en) * 2020-12-03 2024-05-14 Us Synthetic Corporation Cutting tool
USD1091267S1 (en) * 2023-06-21 2025-09-02 Novotec Food hollowing device
USD1112387S1 (en) 2024-05-09 2026-02-10 Us Synthetic Corporation Cutting tool

Citations (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4373593A (en) 1979-03-16 1983-02-15 Christensen, Inc. Drill bit
US5007493A (en) 1990-02-23 1991-04-16 Dresser Industries, Inc. Drill bit having improved cutting element retention system
US5111895A (en) 1988-03-11 1992-05-12 Griffin Nigel D Cutting elements for rotary drill bits
US5159857A (en) 1991-03-01 1992-11-03 Hughes Tool Company Fixed cutter bit with improved diamond filled compacts
USD340248S (en) 1991-05-23 1993-10-12 Brady William J Roof drill bit for mining
USD351174S (en) 1993-07-19 1994-10-04 Brady William J Roof drill bit for mining machine
US5443565A (en) 1994-07-11 1995-08-22 Strange, Jr.; William S. Drill bit with forward sweep cutting elements
US5549171A (en) 1994-08-10 1996-08-27 Smith International, Inc. Drill bit with performance-improving cutting structure
US5551522A (en) 1994-10-12 1996-09-03 Smith International, Inc. Drill bit having stability enhancing cutting structure
US5582261A (en) 1994-08-10 1996-12-10 Smith International, Inc. Drill bit having enhanced cutting structure and stabilizing features
US5651421A (en) 1994-11-01 1997-07-29 Camco Drilling Group Limited Rotary drill bits

Patent Citations (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4373593A (en) 1979-03-16 1983-02-15 Christensen, Inc. Drill bit
US5111895A (en) 1988-03-11 1992-05-12 Griffin Nigel D Cutting elements for rotary drill bits
US5007493A (en) 1990-02-23 1991-04-16 Dresser Industries, Inc. Drill bit having improved cutting element retention system
US5159857A (en) 1991-03-01 1992-11-03 Hughes Tool Company Fixed cutter bit with improved diamond filled compacts
USD340248S (en) 1991-05-23 1993-10-12 Brady William J Roof drill bit for mining
USD351174S (en) 1993-07-19 1994-10-04 Brady William J Roof drill bit for mining machine
US5443565A (en) 1994-07-11 1995-08-22 Strange, Jr.; William S. Drill bit with forward sweep cutting elements
US5549171A (en) 1994-08-10 1996-08-27 Smith International, Inc. Drill bit with performance-improving cutting structure
US5582261A (en) 1994-08-10 1996-12-10 Smith International, Inc. Drill bit having enhanced cutting structure and stabilizing features
US5551522A (en) 1994-10-12 1996-09-03 Smith International, Inc. Drill bit having stability enhancing cutting structure
US5651421A (en) 1994-11-01 1997-07-29 Camco Drilling Group Limited Rotary drill bits

Non-Patent Citations (26)

* Cited by examiner, † Cited by third party
Title
Catalogue/Brochure page: "Diataq DS." Admitted prior art.
Catalogue/Brochure page: "Hycalog Introduces the Hybrid-Fishtail." Hycalog. Admitted prior art.
Catalogue/Brochure page: "Longer Bit Life and Superior Downhole Performance." Hycalog. Admitted Prior Art.
Catalogue/Brochure page: "PD-7 Rotary and Motor Bit; PD-11 Rotary Bit; PD-11X2 Rotary Bit." Admitted prior art.
Catalogue/Brochure page: "Put the Best on the Bottom." BiTech. Admitted prior art.
Catalogue/Brochure page: "Smith Diamond's New S-95: The Right Direction in Soft Formations." Smith International. Admitted prior art.
Catalogue/Brochure page: "Strata-Cut Drilling-Bits." Admitted prior art.
Catalogue/Brochure page: "The Fast Track to the Bottom Line," p. 8. Strata Bit. Admitted prior art.
Catalogue/Brochure pages: "A Strong Line of Natural Diamond and PDC Bits." Smith Diamond. Admitted prior art.
Catalogue/Brochure pages: "Bit Description" Admitted prior art.
Catalogue/Brochure pages: "Cut Drilling Costs 40 Percent or More with a Strata Bit PDC Bit Tailored to the Formation." Straat Bit. Admitted prior art.
Catalogue/Brochure pages: "Diamond Compact Bits (R-Series)," pp. 11-12. Eastman Christensen. Admitted prior art.
Catalogue/Brochure pages: "Diamond Compact Bits (R-Series)." Norton Christensen Drilling Products. Admitted prior art.
Catalogue/Brochure pages: "Diamond Drill Bits." Cristal Profor. Tarbes, France. Admitted prior art.
Catalogue/Brochure pages: "Diamond Products." Smith International, pp. 12-13. Admitted prior art.
Catalogue/Brochure pages: "DP6 PDC Drill Bit." Admitted prior art.
Catalogue/Brochure pages: "Drilling Bits." Petroleum Diamond Products. Admitted prior art.
Catalogue/Brochure pages: "Nortrak Navigation Drilling Systems," pp. 4-5. Nortrak. Admitted prior art.
Catalogue/Brochure pages: "Standard PDC Bits; Standard Ringcutter PDC Bits; Gold Series Bits." Admitted prior art.
Catalogue/Brochure pages: "TD 2000 Series Drill Bits; TD Drill Bits; PD Steel Body Drill Bits." Diamond Boart Stratabit. Admitted prior art.
Catalogue/Brochure pages: "Technical Data." Eastman Christensen. Admitted prior art.
Catalogue/Brochure pages: "VIII. Diamond Drilling & Coring Bits," pp. 47-48. Eastman Christensen. Admitted prior art.
Catalogue/Brochure pages: 63/4 in. DS42H, et al. Hycalog. Admitted prior art.
Catalogue/Brochure pages: 81/2 in Hornet 4, et al. Reed Tool Company. Admitted prior art.
Catalogue/Brochure pages: IADC S946, et al. Smith Diamond. Admitted prior art.
Catalogue/Brochure pages: Rock Digger 15, et al. Admitted prior art.

Cited By (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6170576B1 (en) 1995-09-22 2001-01-09 Weatherford/Lamb, Inc. Mills for wellbore operations
US20090107730A1 (en) * 2007-10-29 2009-04-30 Green James C Drill bits and tools for subterranean drilling
US7836979B2 (en) 2007-10-29 2010-11-23 Baker Hughes Incorporated Drill bits and tools for subterranean drilling
US20100270077A1 (en) * 2009-04-22 2010-10-28 Baker Hughes Incorporated Drill bits and tools for subterranean drilling, methods of manufacturing such drill bits and tools and methods of off-center drilling
US8079430B2 (en) 2009-04-22 2011-12-20 Baker Hughes Incorporated Drill bits and tools for subterranean drilling, methods of manufacturing such drill bits and tools and methods of off-center drilling
USD924949S1 (en) * 2019-01-11 2021-07-13 Us Synthetic Corporation Cutting tool
USD947910S1 (en) * 2019-01-11 2022-04-05 Us Synthetic Corporation Drill bit
USD1026982S1 (en) 2019-01-11 2024-05-14 Us Synthetic Corporation Cutting tool
USD1026979S1 (en) * 2020-12-03 2024-05-14 Us Synthetic Corporation Cutting tool
USD1091267S1 (en) * 2023-06-21 2025-09-02 Novotec Food hollowing device
USD1112387S1 (en) 2024-05-09 2026-02-10 Us Synthetic Corporation Cutting tool

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