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Patent
D832318
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Priority
Jul 14 2016
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Filed
Jan 12 2017
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Issued
Oct 30 2018
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Expiry
Oct 30 2033
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Assg.orig
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Entity
unknown
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4
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51
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n/a
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The ornamental design for a drill bit tip, as shown and described.
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FIG. 1 is a perspective view of a drill bit tip.
FIG. 2 is a front elevation view thereof.
FIG. 3 is a rear elevation view thereof.
FIG. 4 is a left side elevation view thereof.
FIG. 5 is a right side elevation view thereof.
FIG. 6 is a top plan view thereof.
FIG. 7 is a bottom plan view thereof; and,
FIG. 8 is an enlarged perspective view near the portion for which registration is sought.
The broken lines in the drawings depict unclaimed environmental subject matter.
Ota, Hiroshi, Tomita, Yasutaka
| Patent |
Priority |
Assignee |
Title |
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Nov 25 1977 |
SANTRADE LTD , A CORP OF SWITZERLAND |
Rock drill |
| 4304312, |
Jan 11 1980 |
SANTRADE LTD , A CORP OF SWITZERLAND |
Percussion drill bit having centrally projecting insert |
| 4572307, |
Apr 05 1983 |
Santrade Limited |
Rock drill |
| 4607712, |
Dec 19 1983 |
Santrade Limited |
Rock drill bit |
| 4705124, |
Aug 22 1986 |
Minnesota Mining and Manufacturing Company; MINNESOTA MINING AND MANUFACTURING COMPANY, A CORP OF DE |
Cutting element with wear resistant crown |
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Oct 28 1986 |
KENNAMETAL PC INC |
Rotary percussion drill bit |
| 4981328, |
Aug 22 1989 |
KENNAMETAL INC |
Rotatable tool having a carbide insert with bumps |
| 5025875, |
May 07 1990 |
Ingersoll-Rand Company |
Rock bit for a down-the-hole drill |
| 5159857, |
Mar 01 1991 |
Hughes Tool Company |
Fixed cutter bit with improved diamond filled compacts |
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Mar 23 1983 |
Santrade Limited |
Excavating tool cutting insert |
| 5172777, |
Sep 26 1991 |
Smith International, Inc. |
Inclined chisel inserts for rock bits |
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May 27 1992 |
|
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Feb 14 1995 |
Galison Drilling (Proprietary) Limited |
Mounting drill buttons |
| 5794728, |
Dec 20 1996 |
Sandvik AB |
Percussion rock drill bit |
| 5845547, |
Sep 09 1996 |
The Sollami Company |
Tool having a tungsten carbide insert |
| 5881828, |
Oct 12 1994 |
Sandvik Intellectual Property Aktiebolag |
Rock drill bit and cutting inserts |
| 5890551, |
Mar 14 1996 |
Sandvik Intellectual Property Aktiebolag |
Rock drilling tool including a drill bit having a recess in a front surface thereof |
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Aug 18 1997 |
Sandvik Intellectual Property Aktiebolag |
Partially enhanced drill bit |
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Oct 12 1994 |
Sandvik Intellectual Property Aktiebolag |
Rock drill bit and cutting inserts |
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Sep 09 1996 |
The Sollami Company |
Tool having a tungsten carbide insert |
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Feb 13 1998 |
Smith International, Inc. |
Engineered enhanced inserts for rock drilling bits |
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May 28 1999 |
BETEK BERGBAU-UND HARTMETALLTECHNIK KARL-HEINZ SIMON GMBH & CO KG |
Method for tipping a cutter head of an end-milling cutter |
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| 20040040752, |
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| 20040182610, |
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| 20160348442, |
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| D454143, |
Mar 29 2000 |
Sandvik Intellectual Property Aktiebolag |
Drill bit |
| D574403, |
Mar 09 2007 |
The William J. Brady Loving Trust |
Hard rock percussion drill bit with paraboloid PCD inserts |
| D611512, |
Feb 26 2008 |
Sandvik Intellectual Property AB |
Drill bit |
| D611970, |
Feb 26 2008 |
Sandvik Intellectual Property AB |
Rock drill bit |
| D705827, |
Sep 07 2012 |
Sandvik Intellectual Property AB |
Drill bit for percussive drilling |
| JP1356849, |
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|
| JP1365686, |
|
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|
| JP1365912, |
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| Date |
Maintenance Fee Events |
n/a
| Date |
Maintenance Schedule |
n/a