| Application number | Title of the application | Filing Date | Status |
|---|
Array
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[patent_title] => 'Inclined leg earth-boring bit'
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Array
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[patent_issue_date] => 2000-12-26
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Array
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[patent_issue_date] => 1999-11-02
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[patent_app_number] => 9/293043
[patent_app_country] => US
[patent_app_date] => 1999-04-16
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Array
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[patent_issue_date] => 2001-07-17
[patent_title] => 'Drill bit inserts with zone of compressive residual stress'
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Array
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[patent_issue_date] => 2001-10-23
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Array
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Array
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Array
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[patent_issue_date] => 2000-05-30
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Array
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[id] => 4330838
[patent_doc_number] => 06289994
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[patent_issue_date] => 2001-09-18
[patent_title] => 'Bidirectional temperature and pressure effect compensator for inflatable elements'
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[rel_patent_id] =>[rel_patent_doc_number] =>) 09/290652 | Bidirectional temperature and pressure effect compensator for inflatable elements | Apr 11, 1999 | Issued |
| 09/289882 | METHOD OF CREATING A WELLBORE IN AN UNDERGROUND FORMATION | Apr 8, 1999 | Abandoned |
Array
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[id] => 4193018
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[patent_issue_date] => 2000-08-29
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Array
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Array
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| 09/282781 | METHOD OF AND APPARATUS FOR HORIZONTAL WELL DRILLING | Mar 30, 1999 | Abandoned |
Array
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Array
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Array
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| 90/005252 | EARTH-BORING BIT HAVING CUTTER WITH REPLACEABLE KERF RING WITH CONTOURED INSERTS | Mar 14, 1999 | Issued |