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] => 20386971 [patent_doc_number] => 12486691 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-12-02 [patent_title] => Electric fence reel [patent_app_type] => utility [patent_app_number] => 17/529552 [patent_app_country] => US [patent_app_date] => 2021-11-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 18 [patent_figures_cnt] => 18 [patent_no_of_words] => 5919 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 96 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17529552 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/529552
Electric fence reel Nov 17, 2021 Issued
Array ( [id] => 19090587 [patent_doc_number] => 11952017 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-04-09 [patent_title] => Sanding system for a rail vehicle [patent_app_type] => utility [patent_app_number] => 18/257635 [patent_app_country] => US [patent_app_date] => 2021-11-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 4 [patent_no_of_words] => 2328 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 258 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18257635 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/257635
Sanding system for a rail vehicle Nov 16, 2021 Issued
Array ( [id] => 17866339 [patent_doc_number] => 20220289074 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-09-15 [patent_title] => VEHICLE CONTROL SYSTEM AND METHOD [patent_app_type] => utility [patent_app_number] => 17/526186 [patent_app_country] => US [patent_app_date] => 2021-11-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9279 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 202 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17526186 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/526186
Vehicle control system and method Nov 14, 2021 Issued
Array ( [id] => 19675482 [patent_doc_number] => 12187331 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-01-07 [patent_title] => Automated railroad safety systems [patent_app_type] => utility [patent_app_number] => 17/525878 [patent_app_country] => US [patent_app_date] => 2021-11-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 7 [patent_no_of_words] => 12434 [patent_no_of_claims] => 28 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 173 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17525878 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/525878
Automated railroad safety systems Nov 12, 2021 Issued
Array ( [id] => 18362174 [patent_doc_number] => 20230143765 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-05-11 [patent_title] => COMBINED CROSSING TERMINATION SHUNT AND RAILROAD CROSSING CONTROL SYSTEM [patent_app_type] => utility [patent_app_number] => 17/453883 [patent_app_country] => US [patent_app_date] => 2021-11-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3216 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [patent_words_short_claim] => 63 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17453883 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/453883
COMBINED CROSSING TERMINATION SHUNT AND RAILROAD CROSSING CONTROL SYSTEM Nov 7, 2021 Pending
Array ( [id] => 18566682 [patent_doc_number] => 20230257010 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-08-17 [patent_title] => TRAIN OPERATION CONTROL SYSTEM AND METHOD BASED ON TRAIN-GROUND COORDINATION [patent_app_type] => utility [patent_app_number] => 18/013265 [patent_app_country] => US [patent_app_date] => 2021-11-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4008 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 146 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18013265 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/013265
TRAIN OPERATION CONTROL SYSTEM AND METHOD BASED ON TRAIN-GROUND COORDINATION Nov 3, 2021 Pending
Array ( [id] => 17414530 [patent_doc_number] => 20220049434 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-02-17 [patent_title] => HOSE BRIDGE EXTENDER AND RAILROAD CROSSING [patent_app_type] => utility [patent_app_number] => 17/515672 [patent_app_country] => US [patent_app_date] => 2021-11-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 537 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => 0 [patent_words_short_claim] => 55 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17515672 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/515672
Hose bridge extender and railroad crossing Oct 31, 2021 Issued
Array ( [id] => 17414530 [patent_doc_number] => 20220049434 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-02-17 [patent_title] => HOSE BRIDGE EXTENDER AND RAILROAD CROSSING [patent_app_type] => utility [patent_app_number] => 17/515672 [patent_app_country] => US [patent_app_date] => 2021-11-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 537 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => 0 [patent_words_short_claim] => 55 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17515672 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/515672
Hose bridge extender and railroad crossing Oct 31, 2021 Issued
Array ( [id] => 17414530 [patent_doc_number] => 20220049434 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-02-17 [patent_title] => HOSE BRIDGE EXTENDER AND RAILROAD CROSSING [patent_app_type] => utility [patent_app_number] => 17/515672 [patent_app_country] => US [patent_app_date] => 2021-11-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 537 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => 0 [patent_words_short_claim] => 55 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17515672 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/515672
Hose bridge extender and railroad crossing Oct 31, 2021 Issued
Array ( [id] => 18843967 [patent_doc_number] => 20230406371 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-12-21 [patent_title] => Extendable Coupler [patent_app_type] => utility [patent_app_number] => 18/033502 [patent_app_country] => US [patent_app_date] => 2021-10-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 22439 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [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] => 18033502 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/033502
Extendable Coupler Oct 26, 2021 Pending
Array ( [id] => 17533266 [patent_doc_number] => 20220111875 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-04-14 [patent_title] => ASSEMBLY WITH TILTING LINEAR INDUCTION MOTOR FOR USE IN A TRANSPORTATION SYSTEM [patent_app_type] => utility [patent_app_number] => 17/510230 [patent_app_country] => US [patent_app_date] => 2021-10-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 58911 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -3 [patent_words_short_claim] => 421 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17510230 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/510230
Assembly with tilting linear induction motor for use in a transportation system Oct 24, 2021 Issued
Array ( [id] => 18337636 [patent_doc_number] => 20230129585 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-04-27 [patent_title] => VEHICLE SYSTEM WITH SECOND POWER SOURCE [patent_app_type] => utility [patent_app_number] => 17/507681 [patent_app_country] => US [patent_app_date] => 2021-10-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6360 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 51 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17507681 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/507681
Vehicle system with second power source Oct 20, 2021 Issued
Array ( [id] => 17540687 [patent_doc_number] => 11305796 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2022-04-19 [patent_title] => System and method for remote device monitoring [patent_app_type] => utility [patent_app_number] => 17/506071 [patent_app_country] => US [patent_app_date] => 2021-10-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 13 [patent_no_of_words] => 18506 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 157 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17506071 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/506071
System and method for remote device monitoring Oct 19, 2021 Issued
Array ( [id] => 18326251 [patent_doc_number] => 20230124379 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-04-20 [patent_title] => TRACTION BOARD [patent_app_type] => utility [patent_app_number] => 17/505310 [patent_app_country] => US [patent_app_date] => 2021-10-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1427 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 24 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17505310 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/505310
Traction board Oct 18, 2021 Issued
Array ( [id] => 18902446 [patent_doc_number] => 20240017931 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-01-18 [patent_title] => CONVEYANCE SYSTEM [patent_app_type] => utility [patent_app_number] => 18/256374 [patent_app_country] => US [patent_app_date] => 2021-10-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7184 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -11 [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] => 18256374 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/256374
CONVEYANCE SYSTEM Oct 12, 2021 Pending
Array ( [id] => 18566684 [patent_doc_number] => 20230257012 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-08-17 [patent_title] => TRAIN CONTROL METHOD BASED ON MOBILE AUTHORIZATION VERIFICATION [patent_app_type] => utility [patent_app_number] => 18/013262 [patent_app_country] => US [patent_app_date] => 2021-09-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3106 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 38 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18013262 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/013262
TRAIN CONTROL METHOD BASED ON MOBILE AUTHORIZATION VERIFICATION Sep 22, 2021 Issued
Array ( [id] => 17890468 [patent_doc_number] => 11453418 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-09-27 [patent_title] => High-speed mass transport system [patent_app_type] => utility [patent_app_number] => 17/448678 [patent_app_country] => US [patent_app_date] => 2021-09-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 20 [patent_figures_cnt] => 24 [patent_no_of_words] => 9336 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 101 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17448678 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/448678
High-speed mass transport system Sep 22, 2021 Issued
Array ( [id] => 18853534 [patent_doc_number] => 11851095 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-12-26 [patent_title] => Driverless transport system [patent_app_type] => utility [patent_app_number] => 18/021649 [patent_app_country] => US [patent_app_date] => 2021-09-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 10 [patent_no_of_words] => 9774 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 230 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18021649 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/021649
Driverless transport system Sep 22, 2021 Issued
Array ( [id] => 17335572 [patent_doc_number] => 20220001903 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-01-06 [patent_title] => RAIL TRAIN [patent_app_type] => utility [patent_app_number] => 17/478976 [patent_app_country] => US [patent_app_date] => 2021-09-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4155 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 105 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17478976 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/478976
Rail train Sep 19, 2021 Issued
Array ( [id] => 19839972 [patent_doc_number] => 12252340 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-03-18 [patent_title] => Movement systems and method for processing objects including mobile matrix carrier systems [patent_app_type] => utility [patent_app_number] => 17/478149 [patent_app_country] => US [patent_app_date] => 2021-09-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 64 [patent_figures_cnt] => 86 [patent_no_of_words] => 13356 [patent_no_of_claims] => 48 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 211 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17478149 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/478149
Movement systems and method for processing objects including mobile matrix carrier systems Sep 16, 2021 Issued
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