Search

David J. Bagnell

Supervisory Patent Examiner (ID: 15499, Phone: (571)272-6999 , Office: P/3672 )

Most Active Art Unit
3506
Art Unit(s)
3672, 2899, 3506, 3625
Total Applications
1485
Issued Applications
1249
Pending Applications
111
Abandoned Applications
125

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 3912805 [patent_doc_number] => 05913573 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-06-22 [patent_title] => 'Roof bolt drilling and setting apparatus' [patent_app_type] => 1 [patent_app_number] => 8/849295 [patent_app_country] => US [patent_app_date] => 1997-05-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 7 [patent_no_of_words] => 4021 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 41 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/913/05913573.pdf [firstpage_image] =>[orig_patent_app_number] => 849295 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/849295
Roof bolt drilling and setting apparatus May 27, 1997 Issued
Array ( [id] => 4006884 [patent_doc_number] => 05881824 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-03-16 [patent_title] => 'Bottomhole assembly orienting sub' [patent_app_type] => 1 [patent_app_number] => 8/863657 [patent_app_country] => US [patent_app_date] => 1997-05-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 9 [patent_no_of_words] => 2914 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 66 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/881/05881824.pdf [firstpage_image] =>[orig_patent_app_number] => 863657 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/863657
Bottomhole assembly orienting sub May 26, 1997 Issued
Array ( [id] => 3943969 [patent_doc_number] => 05899281 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-05-04 [patent_title] => 'Adjustable bend connection and method for connecting a downhole motor to a bit' [patent_app_type] => 1 [patent_app_number] => 8/861296 [patent_app_country] => US [patent_app_date] => 1997-05-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 2277 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 85 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/899/05899281.pdf [firstpage_image] =>[orig_patent_app_number] => 861296 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/861296
Adjustable bend connection and method for connecting a downhole motor to a bit May 20, 1997 Issued
Array ( [id] => 3959271 [patent_doc_number] => 05915790 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-06-29 [patent_title] => 'Tunnel boring machine' [patent_app_type] => 1 [patent_app_number] => 8/836372 [patent_app_country] => US [patent_app_date] => 1997-05-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 13 [patent_no_of_words] => 4910 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 30 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/915/05915790.pdf [firstpage_image] =>[orig_patent_app_number] => 836372 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/836372
Tunnel boring machine May 11, 1997 Issued
Array ( [id] => 3990647 [patent_doc_number] => 05961185 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-10-05 [patent_title] => 'Shielded cutterhead with small rolling disc cutters' [patent_app_type] => 1 [patent_app_number] => 8/852003 [patent_app_country] => US [patent_app_date] => 1997-05-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 17 [patent_figures_cnt] => 38 [patent_no_of_words] => 14998 [patent_no_of_claims] => 60 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 25 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/961/05961185.pdf [firstpage_image] =>[orig_patent_app_number] => 852003 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/852003
Shielded cutterhead with small rolling disc cutters May 5, 1997 Issued
Array ( [id] => 3905282 [patent_doc_number] => 05944127 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-08-31 [patent_title] => 'Hardfacing material for rock bits' [patent_app_type] => 1 [patent_app_number] => 8/851383 [patent_app_country] => US [patent_app_date] => 1997-05-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 2 [patent_no_of_words] => 4622 [patent_no_of_claims] => 24 [patent_no_of_ind_claims] => 9 [patent_words_short_claim] => 50 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/944/05944127.pdf [firstpage_image] =>[orig_patent_app_number] => 851383 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/851383
Hardfacing material for rock bits May 4, 1997 Issued
Array ( [id] => 3854162 [patent_doc_number] => 05823277 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-10-20 [patent_title] => 'Cutting edge for monobloc drilling tools' [patent_app_type] => 1 [patent_app_number] => 8/793726 [patent_app_country] => US [patent_app_date] => 1997-05-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 5 [patent_no_of_words] => 1904 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 132 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/823/05823277.pdf [firstpage_image] =>[orig_patent_app_number] => 793726 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/793726
Cutting edge for monobloc drilling tools Apr 30, 1997 Issued
Array ( [id] => 4202170 [patent_doc_number] => 06039118 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-03-21 [patent_title] => 'Wellbore tool movement control and method of controlling a wellbore tool' [patent_app_type] => 1 [patent_app_number] => 8/846456 [patent_app_country] => US [patent_app_date] => 1997-05-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 17 [patent_no_of_words] => 7590 [patent_no_of_claims] => 30 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 194 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/039/06039118.pdf [firstpage_image] =>[orig_patent_app_number] => 846456 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/846456
Wellbore tool movement control and method of controlling a wellbore tool Apr 30, 1997 Issued
Array ( [id] => 4218940 [patent_doc_number] => 06116818 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-09-12 [patent_title] => 'Underwater plow apparatus and method' [patent_app_type] => 1 [patent_app_number] => 8/841055 [patent_app_country] => US [patent_app_date] => 1997-04-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 17 [patent_no_of_words] => 5915 [patent_no_of_claims] => 33 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 99 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/116/06116818.pdf [firstpage_image] =>[orig_patent_app_number] => 841055 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/841055
Underwater plow apparatus and method Apr 28, 1997 Issued
Array ( [id] => 4036523 [patent_doc_number] => 05908224 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-06-01 [patent_title] => 'Vacuumatic concrete planer' [patent_app_type] => 1 [patent_app_number] => 8/846542 [patent_app_country] => US [patent_app_date] => 1997-04-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 3 [patent_no_of_words] => 2561 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 97 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/908/05908224.pdf [firstpage_image] =>[orig_patent_app_number] => 846542 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/846542
Vacuumatic concrete planer Apr 28, 1997 Issued
Array ( [id] => 3926535 [patent_doc_number] => 05871261 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-02-16 [patent_title] => 'Longwall mine face conveyor pan and method of fabricating' [patent_app_type] => 1 [patent_app_number] => 8/842089 [patent_app_country] => US [patent_app_date] => 1997-04-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 4 [patent_no_of_words] => 2447 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 168 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/871/05871261.pdf [firstpage_image] =>[orig_patent_app_number] => 842089 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/842089
Longwall mine face conveyor pan and method of fabricating Apr 27, 1997 Issued
Array ( [id] => 4055000 [patent_doc_number] => 05895097 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-04-20 [patent_title] => 'Continuously operating mining machine for simultaneous excavation and conveying of coal' [patent_app_type] => 1 [patent_app_number] => 8/846071 [patent_app_country] => US [patent_app_date] => 1997-04-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 10 [patent_no_of_words] => 3911 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 299 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/895/05895097.pdf [firstpage_image] =>[orig_patent_app_number] => 846071 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/846071
Continuously operating mining machine for simultaneous excavation and conveying of coal Apr 24, 1997 Issued
Array ( [id] => 3998328 [patent_doc_number] => 05879056 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-03-09 [patent_title] => 'Kickback protection device and method of use' [patent_app_type] => 1 [patent_app_number] => 8/845991 [patent_app_country] => US [patent_app_date] => 1997-04-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 12 [patent_no_of_words] => 5142 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 97 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/879/05879056.pdf [firstpage_image] =>[orig_patent_app_number] => 845991 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/845991
Kickback protection device and method of use Apr 24, 1997 Issued
Array ( [id] => 3962551 [patent_doc_number] => 05957540 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-09-28 [patent_title] => 'Blasting positioning device' [patent_app_type] => 1 [patent_app_number] => 8/840958 [patent_app_country] => US [patent_app_date] => 1997-04-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 1344 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 100 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/957/05957540.pdf [firstpage_image] =>[orig_patent_app_number] => 840958 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/840958
Blasting positioning device Apr 20, 1997 Issued
Array ( [id] => 3951748 [patent_doc_number] => 05884979 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-03-23 [patent_title] => 'Cutting bit holder and support surface' [patent_app_type] => 1 [patent_app_number] => 8/840874 [patent_app_country] => US [patent_app_date] => 1997-04-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 5 [patent_no_of_words] => 2721 [patent_no_of_claims] => 24 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 156 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/884/05884979.pdf [firstpage_image] =>[orig_patent_app_number] => 840874 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/840874
Cutting bit holder and support surface Apr 16, 1997 Issued
Array ( [id] => 3933038 [patent_doc_number] => 05934392 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-08-10 [patent_title] => 'Pressure converter' [patent_app_type] => 1 [patent_app_number] => 8/809726 [patent_app_country] => US [patent_app_date] => 1997-04-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 19 [patent_figures_cnt] => 25 [patent_no_of_words] => 4770 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 311 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/934/05934392.pdf [firstpage_image] =>[orig_patent_app_number] => 809726 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/809726
Pressure converter Apr 7, 1997 Issued
Array ( [id] => 3740144 [patent_doc_number] => 05842516 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-12-01 [patent_title] => 'Erosion-resistant inserts for fluid outlets in a well tool and method for installing same' [patent_app_type] => 1 [patent_app_number] => 8/825987 [patent_app_country] => US [patent_app_date] => 1997-04-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 7 [patent_no_of_words] => 2545 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 95 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/842/05842516.pdf [firstpage_image] =>[orig_patent_app_number] => 825987 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/825987
Erosion-resistant inserts for fluid outlets in a well tool and method for installing same Apr 3, 1997 Issued
Array ( [id] => 4036608 [patent_doc_number] => 05931541 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-08-03 [patent_title] => 'Drive mechanism for a combined cutter loader' [patent_app_type] => 1 [patent_app_number] => 8/833078 [patent_app_country] => US [patent_app_date] => 1997-04-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 5 [patent_no_of_words] => 1790 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 131 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/931/05931541.pdf [firstpage_image] =>[orig_patent_app_number] => 833078 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/833078
Drive mechanism for a combined cutter loader Apr 2, 1997 Issued
Array ( [id] => 4046201 [patent_doc_number] => 05863100 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-01-26 [patent_title] => 'Pneumatic roofing material removing apparatus' [patent_app_type] => 1 [patent_app_number] => 8/825751 [patent_app_country] => US [patent_app_date] => 1997-04-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 8 [patent_no_of_words] => 2776 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 179 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/863/05863100.pdf [firstpage_image] =>[orig_patent_app_number] => 825751 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/825751
Pneumatic roofing material removing apparatus Apr 2, 1997 Issued
Array ( [id] => 4010616 [patent_doc_number] => 05882086 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-03-16 [patent_title] => 'Floating head cutter mechanism for removing traffic markings' [patent_app_type] => 1 [patent_app_number] => 8/822498 [patent_app_country] => US [patent_app_date] => 1997-03-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 19 [patent_figures_cnt] => 22 [patent_no_of_words] => 10391 [patent_no_of_claims] => 38 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 226 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/882/05882086.pdf [firstpage_image] =>[orig_patent_app_number] => 822498 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/822498
Floating head cutter mechanism for removing traffic markings Mar 23, 1997 Issued
Menu