Search

Erik B. Crawford

Examiner (ID: 16649, Phone: (571)270-1011 , Office: P/1677 )

Most Active Art Unit
1677
Art Unit(s)
1641, 1677
Total Applications
417
Issued Applications
241
Pending Applications
3
Abandoned Applications
173

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 17385129 [patent_doc_number] => 20220032981 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-02-03 [patent_title] => RAILROAD MONITORING SYSTEM, RAILROAD MONITORING DEVICE, RAILROAD MONITORING METHOD, AND NON-TRANSITORY COMPUTER-READABLE MEDIUM [patent_app_type] => utility [patent_app_number] => 17/298787 [patent_app_country] => US [patent_app_date] => 2019-10-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12214 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -8 [patent_words_short_claim] => 2 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17298787 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/298787
RAILROAD MONITORING SYSTEM, RAILROAD MONITORING DEVICE, RAILROAD MONITORING METHOD, AND NON-TRANSITORY COMPUTER-READABLE MEDIUM Oct 15, 2019 Abandoned
Array ( [id] => 17298967 [patent_doc_number] => 20210394806 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-12-23 [patent_title] => SYSTEM AND METHOD FOR OPERATING A SYSTEM HAVING A RAIL, A STATIONARY UNIT, RAIL-GUIDED MOBILE PARTS, AND A SLOTTED HOLLOW WAVEGUIDE [patent_app_type] => utility [patent_app_number] => 17/291840 [patent_app_country] => US [patent_app_date] => 2019-10-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2554 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -20 [patent_words_short_claim] => 2 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17291840 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/291840
System and method for operating a system having a rail, a stationary unit, rail-guided mobile parts, and a slotted hollow waveguide Oct 14, 2019 Issued
Array ( [id] => 15651619 [patent_doc_number] => 20200088339 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-03-19 [patent_title] => PIPE TRAVERSING APPARATUS AND METHODS [patent_app_type] => utility [patent_app_number] => 16/583579 [patent_app_country] => US [patent_app_date] => 2019-09-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11351 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -25 [patent_words_short_claim] => 82 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16583579 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/583579
Pipe traversing apparatus and methods Sep 25, 2019 Issued
Array ( [id] => 16885928 [patent_doc_number] => 20210172123 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-06-10 [patent_title] => SWITCH FOR TRACK OF MAGLEV TRAIN [patent_app_type] => utility [patent_app_number] => 17/263565 [patent_app_country] => US [patent_app_date] => 2019-09-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2648 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [patent_words_short_claim] => 157 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17263565 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/263565
Switch for track of maglev train Sep 19, 2019 Issued
Array ( [id] => 17799693 [patent_doc_number] => 11413968 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-08-16 [patent_title] => Method and apparatus for providing improved motion control of movers in an independent cart system [patent_app_type] => utility [patent_app_number] => 16/575630 [patent_app_country] => US [patent_app_date] => 2019-09-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 18 [patent_no_of_words] => 12572 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 167 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16575630 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/575630
Method and apparatus for providing improved motion control of movers in an independent cart system Sep 18, 2019 Issued
Array ( [id] => 15406861 [patent_doc_number] => 20200023752 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-01-23 [patent_title] => LOAD SUPPORTING AND INSULATING APPARATUSES FOR RAILS [patent_app_type] => utility [patent_app_number] => 16/562993 [patent_app_country] => US [patent_app_date] => 2019-09-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2717 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -22 [patent_words_short_claim] => 124 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16562993 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/562993
Load supporting and insulating apparatuses for rails Sep 5, 2019 Issued
Array ( [id] => 17784278 [patent_doc_number] => 11407386 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-08-09 [patent_title] => Vehicle turntable [patent_app_type] => utility [patent_app_number] => 16/563587 [patent_app_country] => US [patent_app_date] => 2019-09-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 23 [patent_figures_cnt] => 27 [patent_no_of_words] => 11728 [patent_no_of_claims] => 21 [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] =>[firstpage_image] =>[orig_patent_app_number] => 16563587 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/563587
Vehicle turntable Sep 5, 2019 Issued
Array ( [id] => 17968581 [patent_doc_number] => 11486099 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-11-01 [patent_title] => Rail plate retainer for use with rail tie exchanger [patent_app_type] => utility [patent_app_number] => 16/549422 [patent_app_country] => US [patent_app_date] => 2019-08-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 2537 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 115 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16549422 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/549422
Rail plate retainer for use with rail tie exchanger Aug 22, 2019 Issued
Array ( [id] => 18763703 [patent_doc_number] => 11814088 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-11-14 [patent_title] => Vehicle host interface module (vHIM) based braking solutions [patent_app_type] => utility [patent_app_number] => 16/544039 [patent_app_country] => US [patent_app_date] => 2019-08-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 4 [patent_no_of_words] => 6254 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 276 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16544039 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/544039
Vehicle host interface module (vHIM) based braking solutions Aug 18, 2019 Issued
Array ( [id] => 16606739 [patent_doc_number] => 10907737 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2021-02-02 [patent_title] => Locomotive sanding system [patent_app_type] => utility [patent_app_number] => 16/542874 [patent_app_country] => US [patent_app_date] => 2019-08-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 10 [patent_no_of_words] => 2568 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 351 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16542874 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/542874
Locomotive sanding system Aug 15, 2019 Issued
Array ( [id] => 18259933 [patent_doc_number] => 11607619 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-03-21 [patent_title] => Ride evacuation systems and methods [patent_app_type] => utility [patent_app_number] => 16/533766 [patent_app_country] => US [patent_app_date] => 2019-08-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 15 [patent_no_of_words] => 6378 [patent_no_of_claims] => 20 [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] =>[firstpage_image] =>[orig_patent_app_number] => 16533766 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/533766
Ride evacuation systems and methods Aug 5, 2019 Issued
Array ( [id] => 15407085 [patent_doc_number] => 20200023864 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-01-23 [patent_title] => ASSEMBLY FOR USE IN A TRANSPORTATION SYSTEM [patent_app_type] => utility [patent_app_number] => 16/532268 [patent_app_country] => US [patent_app_date] => 2019-08-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 58879 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -1 [patent_words_short_claim] => 901 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16532268 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/532268
Assembly for use in a transportation system Aug 4, 2019 Issued
Array ( [id] => 15555745 [patent_doc_number] => 20200062284 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-02-27 [patent_title] => Switch for a rail track [patent_app_type] => utility [patent_app_number] => 16/527916 [patent_app_country] => US [patent_app_date] => 2019-07-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12497 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [patent_words_short_claim] => 47 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16527916 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/527916
Switch for a rail track Jul 30, 2019 Abandoned
Array ( [id] => 15407561 [patent_doc_number] => 20200024102 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-01-23 [patent_title] => METHOD, APPARATUS AND SYSTEM FOR THE ELECTRIFICATION OF A FIELD CHOPPER [patent_app_type] => utility [patent_app_number] => 16/516669 [patent_app_country] => US [patent_app_date] => 2019-07-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4475 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [patent_words_short_claim] => 149 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16516669 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/516669
Method, apparatus and system for the electrification of a field chopper Jul 18, 2019 Issued
Array ( [id] => 15362733 [patent_doc_number] => 20200017131 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-01-16 [patent_title] => SOLAR POWERED CELL NETWORK SWITCH POINT INDICATOR SYSTEM [patent_app_type] => utility [patent_app_number] => 16/511996 [patent_app_country] => US [patent_app_date] => 2019-07-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 21169 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 1584 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16511996 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/511996
Solar powered cell network switch point indicator system Jul 14, 2019 Issued
Array ( [id] => 19491224 [patent_doc_number] => 12109914 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-10-08 [patent_title] => Three-rail power supply control system for electrified railway train [patent_app_type] => utility [patent_app_number] => 17/422134 [patent_app_country] => US [patent_app_date] => 2019-06-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 2 [patent_no_of_words] => 3349 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 414 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17422134 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/422134
Three-rail power supply control system for electrified railway train Jun 26, 2019 Issued
Array ( [id] => 17351132 [patent_doc_number] => 11225758 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2022-01-18 [patent_title] => Automated railroad tie unloading [patent_app_type] => utility [patent_app_number] => 16/452932 [patent_app_country] => US [patent_app_date] => 2019-06-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 6001 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 278 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16452932 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/452932
Automated railroad tie unloading Jun 25, 2019 Issued
Array ( [id] => 17066857 [patent_doc_number] => 20210269072 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-09-02 [patent_title] => MONITORING AND DIAGNOSTICS SYSTEM FOR A SMART FREIGHT CAR [patent_app_type] => utility [patent_app_number] => 17/256579 [patent_app_country] => US [patent_app_date] => 2019-06-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2075 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [patent_words_short_claim] => 109 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17256579 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/256579
Monitoring and diagnostics system for a smart freight car Jun 23, 2019 Issued
Array ( [id] => 16524797 [patent_doc_number] => 20200398877 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-12-24 [patent_title] => RAILROAD CROSSING SAFETY ASSEMBLY [patent_app_type] => utility [patent_app_number] => 16/448044 [patent_app_country] => US [patent_app_date] => 2019-06-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1568 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -5 [patent_words_short_claim] => 177 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16448044 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/448044
RAILROAD CROSSING SAFETY ASSEMBLY Jun 20, 2019 Abandoned
Array ( [id] => 19855241 [patent_doc_number] => 12258058 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-03-25 [patent_title] => Rail vehicle signal enforcement and separation control [patent_app_type] => utility [patent_app_number] => 16/447631 [patent_app_country] => US [patent_app_date] => 2019-06-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 19150 [patent_no_of_claims] => 26 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 288 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16447631 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/447631
Rail vehicle signal enforcement and separation control Jun 19, 2019 Issued
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