
Cathleen R. Hutchins
Examiner (ID: 9130)
| Most Active Art Unit | 3672 |
| Art Unit(s) | 3672, 4112 |
| Total Applications | 1232 |
| Issued Applications | 977 |
| Pending Applications | 87 |
| Abandoned Applications | 193 |
Applications
| Application number | Title of the application | Filing Date | Status |
|---|---|---|---|
Array
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[patent_doc_number] => 11898422
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[patent_issue_date] => 2024-02-13
[patent_title] => Diamond coating on the cone for expandable tubulars
[patent_app_type] => utility
[patent_app_number] => 17/088179
[patent_app_country] => US
[patent_app_date] => 2020-11-03
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Array
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[patent_issue_date] => 2025-01-07
[patent_title] => Sensor elements and assemblies, cutting tools comprising same and methods of using same
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[patent_issue_date] => 2025-01-21
[patent_title] => Method and apparatus for cementing and cleaning a reservoir liner
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Array
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[patent_title] => PRESSURE BULKHEAD STRUCTURE WITH INTEGRATED SELECTIVE ELECTRONIC SWITCH CIRCUITRY
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[patent_title] => REVERSIBLE POLYCRYSTALLINE DIAMOND COMPACT BIT
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Array
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[patent_title] => Use of Rotary Cutting Elements in Downhole Milling
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[patent_title] => Low friction and high wear resistant sucker rod string
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Array
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[patent_title] => Methods and systems for anchoring a plug in a wellbore
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Array
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[patent_title] => REDUCING FRICTION IN A DRILL STRING AND CLEANING A WELLBORE
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Array
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[patent_title] => Life-of-well gas lift systems for producing a well and gas pump systems having pump control valves with belleville washers
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Array
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Array
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Array
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Array
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[patent_title] => WELL FLUID FLOW CONTROL CHOKE
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Array
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[patent_title] => COATINGS TO PREVENT CUTTER LOSS IN STEEL BODY PDC DOWNHOLE TOOLS
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