Search

Keith Ferguson

Examiner (ID: 14372, Phone: (571)272-7865 , Office: P/2647 )

Most Active Art Unit
2648
Art Unit(s)
2746, 2744, 2683, 2618, 2647, 2617, 2648, 2608, 2601
Total Applications
1959
Issued Applications
1662
Pending Applications
120
Abandoned Applications
201

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 1544251 [patent_doc_number] => 06397956 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-06-04 [patent_title] => 'Directional drilling tool' [patent_app_type] => B1 [patent_app_number] => 09/529539 [patent_app_country] => US [patent_app_date] => 2000-06-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 12 [patent_no_of_words] => 2262 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 143 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/397/06397956.pdf [firstpage_image] =>[orig_patent_app_number] => 09529539 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/529539
Directional drilling tool Jun 13, 2000 Issued
Array ( [id] => 1310976 [patent_doc_number] => 06604587 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2003-08-12 [patent_title] => 'Flat profile cutting structure for roller cone drill bits' [patent_app_type] => B1 [patent_app_number] => 09/593690 [patent_app_country] => US [patent_app_date] => 2000-06-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 8 [patent_no_of_words] => 2636 [patent_no_of_claims] => 56 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 68 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/604/06604587.pdf [firstpage_image] =>[orig_patent_app_number] => 09593690 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/593690
Flat profile cutting structure for roller cone drill bits Jun 13, 2000 Issued
Array ( [id] => 1514089 [patent_doc_number] => 06499536 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-12-31 [patent_title] => 'Method to increase the oil production from an oil reservoir' [patent_app_type] => B1 [patent_app_number] => 09/581432 [patent_app_country] => US [patent_app_date] => 2000-06-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 8 [patent_no_of_words] => 9405 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 86 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/499/06499536.pdf [firstpage_image] =>[orig_patent_app_number] => 09581432 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/581432
Method to increase the oil production from an oil reservoir Jun 12, 2000 Issued
Array ( [id] => 1449013 [patent_doc_number] => 06460617 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-10-08 [patent_title] => 'Drillable casing brush' [patent_app_type] => B1 [patent_app_number] => 09/591819 [patent_app_country] => US [patent_app_date] => 2000-06-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 4 [patent_no_of_words] => 2048 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 103 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/460/06460617.pdf [firstpage_image] =>[orig_patent_app_number] => 09591819 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/591819
Drillable casing brush Jun 11, 2000 Issued
Array ( [id] => 1443382 [patent_doc_number] => 06367569 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-04-09 [patent_title] => 'Replaceable multiple TCI kerf ring' [patent_app_type] => B1 [patent_app_number] => 09/591609 [patent_app_country] => US [patent_app_date] => 2000-06-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 4 [patent_no_of_words] => 2122 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 113 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/367/06367569.pdf [firstpage_image] =>[orig_patent_app_number] => 09591609 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/591609
Replaceable multiple TCI kerf ring Jun 8, 2000 Issued
Array ( [id] => 1397773 [patent_doc_number] => 06513595 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2003-02-04 [patent_title] => 'Port collar assembly for use in a wellbore' [patent_app_type] => B1 [patent_app_number] => 09/590949 [patent_app_country] => US [patent_app_date] => 2000-06-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 9 [patent_no_of_words] => 3767 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 102 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/513/06513595.pdf [firstpage_image] =>[orig_patent_app_number] => 09590949 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/590949
Port collar assembly for use in a wellbore Jun 8, 2000 Issued
Array ( [id] => 1496140 [patent_doc_number] => 06484805 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-11-26 [patent_title] => 'Method and apparatus for injecting one or more fluids into a borehole' [patent_app_type] => B1 [patent_app_number] => 09/590250 [patent_app_country] => US [patent_app_date] => 2000-06-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 7405 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 124 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/484/06484805.pdf [firstpage_image] =>[orig_patent_app_number] => 09590250 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/590250
Method and apparatus for injecting one or more fluids into a borehole Jun 7, 2000 Issued
Array ( [id] => 1315133 [patent_doc_number] => 06601660 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2003-08-05 [patent_title] => 'Cutting structure for roller cone drill bits' [patent_app_type] => B1 [patent_app_number] => 09/589999 [patent_app_country] => US [patent_app_date] => 2000-06-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 10 [patent_no_of_words] => 4654 [patent_no_of_claims] => 30 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 91 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/601/06601660.pdf [firstpage_image] =>[orig_patent_app_number] => 09589999 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/589999
Cutting structure for roller cone drill bits Jun 7, 2000 Issued
Array ( [id] => 1356756 [patent_doc_number] => 06557640 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2003-05-06 [patent_title] => 'Lubrication and self-cleaning system for expansion mandrel' [patent_app_type] => B1 [patent_app_number] => 09/588946 [patent_app_country] => US [patent_app_date] => 2000-06-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 75 [patent_figures_cnt] => 82 [patent_no_of_words] => 107657 [patent_no_of_claims] => 52 [patent_no_of_ind_claims] => 19 [patent_words_short_claim] => 75 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/557/06557640.pdf [firstpage_image] =>[orig_patent_app_number] => 09588946 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/588946
Lubrication and self-cleaning system for expansion mandrel Jun 6, 2000 Issued
Array ( [id] => 1567562 [patent_doc_number] => 06497296 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-12-24 [patent_title] => 'Anchoring system for a directional drilling machine and methods of use' [patent_app_type] => B1 [patent_app_number] => 09/587199 [patent_app_country] => US [patent_app_date] => 2000-06-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 3578 [patent_no_of_claims] => 23 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 21 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/497/06497296.pdf [firstpage_image] =>[orig_patent_app_number] => 09587199 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/587199
Anchoring system for a directional drilling machine and methods of use Jun 4, 2000 Issued
Array ( [id] => 1502496 [patent_doc_number] => 06439305 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-08-27 [patent_title] => 'Hydraulically releasable coupling device' [patent_app_type] => B1 [patent_app_number] => 09/575409 [patent_app_country] => US [patent_app_date] => 2000-05-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 4483 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 162 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/439/06439305.pdf [firstpage_image] =>[orig_patent_app_number] => 09575409 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/575409
Hydraulically releasable coupling device May 18, 2000 Issued
Array ( [id] => 1544258 [patent_doc_number] => 06397959 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-06-04 [patent_title] => 'Mill' [patent_app_type] => B1 [patent_app_number] => 09/573099 [patent_app_country] => US [patent_app_date] => 2000-05-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 3355 [patent_no_of_claims] => 32 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 81 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/397/06397959.pdf [firstpage_image] =>[orig_patent_app_number] => 09573099 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/573099
Mill May 16, 2000 Issued
Array ( [id] => 1560416 [patent_doc_number] => 06374914 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-04-23 [patent_title] => 'Duel completion bop centralizer' [patent_app_type] => B1 [patent_app_number] => 09/572829 [patent_app_country] => US [patent_app_date] => 2000-05-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 3015 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 170 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/374/06374914.pdf [firstpage_image] =>[orig_patent_app_number] => 09572829 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/572829
Duel completion bop centralizer May 16, 2000 Issued
Array ( [id] => 1356670 [patent_doc_number] => 06557637 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2003-05-06 [patent_title] => 'Subsea riser disconnect and method' [patent_app_type] => B1 [patent_app_number] => 09/569609 [patent_app_country] => US [patent_app_date] => 2000-05-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 23 [patent_no_of_words] => 21271 [patent_no_of_claims] => 95 [patent_no_of_ind_claims] => 9 [patent_words_short_claim] => 185 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/557/06557637.pdf [firstpage_image] =>[orig_patent_app_number] => 09569609 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/569609
Subsea riser disconnect and method May 9, 2000 Issued
Array ( [id] => 1462943 [patent_doc_number] => 06457518 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-10-01 [patent_title] => 'Expandable well screen' [patent_app_type] => B1 [patent_app_number] => 09/565899 [patent_app_country] => US [patent_app_date] => 2000-05-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 24 [patent_no_of_words] => 6634 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 68 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/457/06457518.pdf [firstpage_image] =>[orig_patent_app_number] => 09565899 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/565899
Expandable well screen May 4, 2000 Issued
Array ( [id] => 7638040 [patent_doc_number] => 06378611 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-04-30 [patent_title] => 'Procedure and device for treating well perforations' [patent_app_type] => B1 [patent_app_number] => 09/563859 [patent_app_country] => US [patent_app_date] => 2000-05-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 7 [patent_no_of_words] => 3725 [patent_no_of_claims] => 24 [patent_no_of_ind_claims] => 7 [patent_words_short_claim] => 11 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/378/06378611.pdf [firstpage_image] =>[orig_patent_app_number] => 09563859 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/563859
Procedure and device for treating well perforations May 3, 2000 Issued
09/563959 Clamping well casings May 2, 2000 Abandoned
Array ( [id] => 1587752 [patent_doc_number] => 06382316 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-05-07 [patent_title] => 'Method and system for producing fluids in wells using simultaneous downhole separation and chemical injection' [patent_app_type] => B1 [patent_app_number] => 09/564089 [patent_app_country] => US [patent_app_date] => 2000-05-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 6 [patent_no_of_words] => 4935 [patent_no_of_claims] => 37 [patent_no_of_ind_claims] => 9 [patent_words_short_claim] => 85 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/382/06382316.pdf [firstpage_image] =>[orig_patent_app_number] => 09564089 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/564089
Method and system for producing fluids in wells using simultaneous downhole separation and chemical injection May 2, 2000 Issued
Array ( [id] => 1489573 [patent_doc_number] => 06401811 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-06-11 [patent_title] => 'Tool tie-down' [patent_app_type] => B1 [patent_app_number] => 09/557229 [patent_app_country] => US [patent_app_date] => 2000-04-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 2710 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 112 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/401/06401811.pdf [firstpage_image] =>[orig_patent_app_number] => 09557229 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/557229
Tool tie-down Apr 23, 2000 Issued
Array ( [id] => 1479994 [patent_doc_number] => 06364038 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-04-02 [patent_title] => 'Downhole flexible drive system' [patent_app_type] => B1 [patent_app_number] => 09/553935 [patent_app_country] => US [patent_app_date] => 2000-04-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 1443 [patent_no_of_claims] => 1 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 552 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/364/06364038.pdf [firstpage_image] =>[orig_patent_app_number] => 09553935 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/553935
Downhole flexible drive system Apr 20, 2000 Issued
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