Search

Keith Campbell

Examiner (ID: 18134, Phone: (571)270-1015 , Office: P/3651 )

Most Active Art Unit
3651
Art Unit(s)
3651
Total Applications
721
Issued Applications
642
Pending Applications
34
Abandoned Applications
60

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 16862600 [patent_doc_number] => 11021329 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-06-01 [patent_title] => Tensioning assembly for a belt conveyor system and belt conveyor system comprising the same [patent_app_type] => utility [patent_app_number] => 16/850322 [patent_app_country] => US [patent_app_date] => 2020-04-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 5970 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 175 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16850322 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/850322
Tensioning assembly for a belt conveyor system and belt conveyor system comprising the same Apr 15, 2020 Issued
Array ( [id] => 17393214 [patent_doc_number] => 11242209 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-02-08 [patent_title] => Belt conveyor capable of conveying oilseed products [patent_app_type] => utility [patent_app_number] => 16/838065 [patent_app_country] => US [patent_app_date] => 2020-04-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 13 [patent_no_of_words] => 7490 [patent_no_of_claims] => 35 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 219 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16838065 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/838065
Belt conveyor capable of conveying oilseed products Apr 1, 2020 Issued
Array ( [id] => 18684962 [patent_doc_number] => 11780679 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-10-10 [patent_title] => Vibratory conveyor for conveying items and related filling machine and methods [patent_app_type] => utility [patent_app_number] => 16/837288 [patent_app_country] => US [patent_app_date] => 2020-04-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 18 [patent_no_of_words] => 4831 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 126 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16837288 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/837288
Vibratory conveyor for conveying items and related filling machine and methods Mar 31, 2020 Issued
Array ( [id] => 16999239 [patent_doc_number] => 11078028 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2021-08-03 [patent_title] => System and methods for conveying parts [patent_app_type] => utility [patent_app_number] => 16/836423 [patent_app_country] => US [patent_app_date] => 2020-03-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 9 [patent_no_of_words] => 3898 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 82 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16836423 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/836423
System and methods for conveying parts Mar 30, 2020 Issued
Array ( [id] => 16785903 [patent_doc_number] => 10988315 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2021-04-27 [patent_title] => Item stabilizer [patent_app_type] => utility [patent_app_number] => 16/813243 [patent_app_country] => US [patent_app_date] => 2020-03-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 6 [patent_no_of_words] => 7184 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 100 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16813243 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/813243
Item stabilizer Mar 8, 2020 Issued
Array ( [id] => 16429250 [patent_doc_number] => 10829317 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2020-11-10 [patent_title] => Linear drive transport system and method [patent_app_type] => utility [patent_app_number] => 16/789043 [patent_app_country] => US [patent_app_date] => 2020-02-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 8 [patent_no_of_words] => 6120 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 111 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16789043 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/789043
Linear drive transport system and method Feb 11, 2020 Issued
Array ( [id] => 19922782 [patent_doc_number] => 12297052 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-05-13 [patent_title] => Transfer device for an apparatus for continuously conveying items, and method for continuously conveying items [patent_app_type] => utility [patent_app_number] => 17/428462 [patent_app_country] => US [patent_app_date] => 2020-02-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 6 [patent_no_of_words] => 0 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 267 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17428462 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/428462
Transfer device for an apparatus for continuously conveying items, and method for continuously conveying items Feb 4, 2020 Issued
Array ( [id] => 19503277 [patent_doc_number] => 12114673 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-10-15 [patent_title] => Device and method for controlling the temperature of foods, in particular eggs [patent_app_type] => utility [patent_app_number] => 17/429371 [patent_app_country] => US [patent_app_date] => 2020-02-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 3878 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 446 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17429371 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/429371
Device and method for controlling the temperature of foods, in particular eggs Feb 2, 2020 Issued
Array ( [id] => 16481517 [patent_doc_number] => 20200375113 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-12-03 [patent_title] => Crop Cart Cleaning and Unloading System [patent_app_type] => utility [patent_app_number] => 16/745898 [patent_app_country] => US [patent_app_date] => 2020-01-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9134 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 188 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16745898 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/745898
Crop Cart Cleaning and Unloading System Jan 16, 2020 Abandoned
Array ( [id] => 18399157 [patent_doc_number] => 11661282 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-05-30 [patent_title] => Spherical object falling buffer device [patent_app_type] => utility [patent_app_number] => 17/254203 [patent_app_country] => US [patent_app_date] => 2019-11-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 9 [patent_no_of_words] => 4054 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 1 [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] => 17254203 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/254203
Spherical object falling buffer device Nov 26, 2019 Issued
Array ( [id] => 15962709 [patent_doc_number] => 20200165106 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-05-28 [patent_title] => MONITORING DEVICE FOR A CONVEYOR [patent_app_type] => utility [patent_app_number] => 16/692434 [patent_app_country] => US [patent_app_date] => 2019-11-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4916 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [patent_words_short_claim] => 81 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16692434 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/692434
Monitoring device for a conveyor Nov 21, 2019 Issued
Array ( [id] => 16839169 [patent_doc_number] => 20210147181 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-05-20 [patent_title] => COMBINED DASHBOARD WEATHER, ESCALATOR CONDITION BASED MAINTENANCE DATA [patent_app_type] => utility [patent_app_number] => 16/684617 [patent_app_country] => US [patent_app_date] => 2019-11-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8976 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 79 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16684617 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/684617
Combined dashboard weather, escalator condition based maintenance data Nov 14, 2019 Issued
Array ( [id] => 16839178 [patent_doc_number] => 20210147190 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-05-20 [patent_title] => ESCALATOR CONTROLS DATA TO INTERNET OF THINGS [patent_app_type] => utility [patent_app_number] => 16/684615 [patent_app_country] => US [patent_app_date] => 2019-11-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8597 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 71 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16684615 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/684615
Escalator controls data to internet of things Nov 14, 2019 Issued
Array ( [id] => 16800028 [patent_doc_number] => 10994948 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2021-05-04 [patent_title] => Item singulation systems using orthogonal conveyors [patent_app_type] => utility [patent_app_number] => 16/681405 [patent_app_country] => US [patent_app_date] => 2019-11-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 14 [patent_no_of_words] => 17622 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 80 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16681405 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/681405
Item singulation systems using orthogonal conveyors Nov 11, 2019 Issued
Array ( [id] => 16605753 [patent_doc_number] => 10906744 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-02-02 [patent_title] => Retracting and swivelling transfer apparatus for attachment to a mobile conveyor [patent_app_type] => utility [patent_app_number] => 16/675942 [patent_app_country] => US [patent_app_date] => 2019-11-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 18 [patent_no_of_words] => 9372 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 419 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16675942 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/675942
Retracting and swivelling transfer apparatus for attachment to a mobile conveyor Nov 5, 2019 Issued
Array ( [id] => 15861549 [patent_doc_number] => 20200138178 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-05-07 [patent_title] => Loading Table Roller Brush Assembly [patent_app_type] => utility [patent_app_number] => 16/674178 [patent_app_country] => US [patent_app_date] => 2019-11-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5874 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -20 [patent_words_short_claim] => 57 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16674178 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/674178
Loading table roller brush assembly Nov 4, 2019 Issued
Array ( [id] => 15898009 [patent_doc_number] => 20200148523 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-05-14 [patent_title] => BOTTLE NECK GRIPPER [patent_app_type] => utility [patent_app_number] => 16/672976 [patent_app_country] => US [patent_app_date] => 2019-11-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2289 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -11 [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] => 16672976 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/672976
Bottle neck gripper Nov 3, 2019 Issued
Array ( [id] => 16635122 [patent_doc_number] => 10913617 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2021-02-09 [patent_title] => Conveyor with guide rails to support a divert unit [patent_app_type] => utility [patent_app_number] => 16/672979 [patent_app_country] => US [patent_app_date] => 2019-11-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 8677 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 122 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16672979 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/672979
Conveyor with guide rails to support a divert unit Nov 3, 2019 Issued
Array ( [id] => 15865593 [patent_doc_number] => 20200140200 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-05-07 [patent_title] => AIR FLOW SYSTEM FOR WASTE TREATMENT SYSTEMS [patent_app_type] => utility [patent_app_number] => 16/669618 [patent_app_country] => US [patent_app_date] => 2019-10-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4726 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 91 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16669618 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/669618
Air flow system for waste treatment systems Oct 30, 2019 Issued
Array ( [id] => 16831935 [patent_doc_number] => 11008173 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2021-05-18 [patent_title] => Spiral conveyor drive control and lubrication [patent_app_type] => utility [patent_app_number] => 16/670771 [patent_app_country] => US [patent_app_date] => 2019-10-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 8 [patent_no_of_words] => 5452 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 120 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16670771 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/670771
Spiral conveyor drive control and lubrication Oct 30, 2019 Issued
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