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] => 20912646 [patent_doc_number] => 12709485 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-08-18 [patent_title] => Device for transferring a solid material with endless screw and removable anti-rotation device [patent_app_type] => utility [patent_app_number] => 18/716581 [patent_app_country] => US [patent_app_date] => 2022-11-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 4 [patent_no_of_words] => 1220 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 316 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18716581 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/716581
Device for transferring a solid material with endless screw and removable anti-rotation device Nov 16, 2022 Pending
Array ( [id] => 18147527 [patent_doc_number] => 20230021384 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-01-26 [patent_title] => Feeder Bowl and Preparation System for Packaging Stick-like Objects [patent_app_type] => utility [patent_app_number] => 17/866502 [patent_app_country] => US [patent_app_date] => 2022-07-16 [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] => -15 [patent_words_short_claim] => 224 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17866502 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/866502
Feeder bowl and preparation system for packaging stick-like objects Jul 15, 2022 Issued
Array ( [id] => 18109285 [patent_doc_number] => 20230002165 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-01-05 [patent_title] => SANITARY SPIRAL CONVEYOR [patent_app_type] => utility [patent_app_number] => 17/857850 [patent_app_country] => US [patent_app_date] => 2022-07-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1572 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -8 [patent_words_short_claim] => 48 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17857850 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/857850
Sanitary spiral conveyor Jul 4, 2022 Issued
Array ( [id] => 19800203 [patent_doc_number] => 20250066128 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-02-27 [patent_title] => SORTING CONVEYOR SYSTEM [patent_app_type] => utility [patent_app_number] => 18/291990 [patent_app_country] => US [patent_app_date] => 2022-06-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3115 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -24 [patent_words_short_claim] => 181 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18291990 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/291990
Sorting conveyor system Jun 14, 2022 Issued
Array ( [id] => 19342805 [patent_doc_number] => 20240251768 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-08-01 [patent_title] => AUTOMATED FARMING INSTALLATION AND PROCESS [patent_app_type] => utility [patent_app_number] => 18/566603 [patent_app_country] => US [patent_app_date] => 2022-05-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10871 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -15 [patent_words_short_claim] => 33 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18566603 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/566603
AUTOMATED FARMING INSTALLATION AND PROCESS May 30, 2022 Pending
Array ( [id] => 19571398 [patent_doc_number] => 20240375690 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-11-14 [patent_title] => OVERHEAD CONVEYING VEHICLE [patent_app_type] => utility [patent_app_number] => 18/293103 [patent_app_country] => US [patent_app_date] => 2022-03-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5207 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -7 [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] => 18293103 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/293103
Overhead conveying vehicle Mar 29, 2022 Issued
Array ( [id] => 20535559 [patent_doc_number] => 12552622 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-02-17 [patent_title] => Contactless conveying device [patent_app_type] => utility [patent_app_number] => 18/552076 [patent_app_country] => US [patent_app_date] => 2022-03-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 18 [patent_figures_cnt] => 34 [patent_no_of_words] => 3193 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 208 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18552076 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/552076
Contactless conveying device Mar 13, 2022 Issued
Array ( [id] => 17704276 [patent_doc_number] => 20220204282 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-06-30 [patent_title] => PART TRANSPORTING DEVICE [patent_app_type] => utility [patent_app_number] => 17/693484 [patent_app_country] => US [patent_app_date] => 2022-03-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6285 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -8 [patent_words_short_claim] => 107 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17693484 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/693484
Part transporting device Mar 13, 2022 Issued
Array ( [id] => 19432245 [patent_doc_number] => 20240300743 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-09-12 [patent_title] => MOTOR UNIT AND CONVEYANCE DEVICE [patent_app_type] => utility [patent_app_number] => 18/279144 [patent_app_country] => US [patent_app_date] => 2022-03-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 19405 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -8 [patent_words_short_claim] => 187 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18279144 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/279144
Motor unit and conveyance device Mar 6, 2022 Issued
Array ( [id] => 20438477 [patent_doc_number] => 12509304 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-12-30 [patent_title] => Transport roller, conveyor device, and inclined conveyor device [patent_app_type] => utility [patent_app_number] => 18/277251 [patent_app_country] => US [patent_app_date] => 2022-03-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 18 [patent_no_of_words] => 1076 [patent_no_of_claims] => 8 [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] =>[firstpage_image] =>[orig_patent_app_number] => 18277251 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/277251
Transport roller, conveyor device, and inclined conveyor device Mar 6, 2022 Issued
Array ( [id] => 17641713 [patent_doc_number] => 20220169451 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-06-02 [patent_title] => AIR ASSISTED HOPPER SYSTEM FOR PELLET-SHAPED ARTICLES [patent_app_type] => utility [patent_app_number] => 17/672103 [patent_app_country] => US [patent_app_date] => 2022-02-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5525 [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] => 17672103 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/672103
Air assisted hopper system for pellet-shaped articles Feb 14, 2022 Issued
Array ( [id] => 18939435 [patent_doc_number] => 20240034574 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-02-01 [patent_title] => DEVICE FOR DISCHARGING MUSHROOMS FROM A CONVEYOR [patent_app_type] => utility [patent_app_number] => 18/274515 [patent_app_country] => US [patent_app_date] => 2022-02-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2839 [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] => 18274515 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/274515
Device for discharging mushrooms from a conveyor Feb 6, 2022 Issued
Array ( [id] => 17611258 [patent_doc_number] => 20220153537 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-05-19 [patent_title] => PACKAGE SORTING MACHINE [patent_app_type] => utility [patent_app_number] => 17/589918 [patent_app_country] => US [patent_app_date] => 2022-02-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5114 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 247 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17589918 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/589918
PACKAGE SORTING MACHINE Jan 31, 2022 Abandoned
Array ( [id] => 19432241 [patent_doc_number] => 20240300739 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-09-12 [patent_title] => AUTOMATED SUPPLY METHOD AND AUTOMATED ROBOT-ASSISTED WAREHOUSE [patent_app_type] => utility [patent_app_number] => 18/260482 [patent_app_country] => US [patent_app_date] => 2022-02-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4738 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 138 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18260482 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/260482
AUTOMATED SUPPLY METHOD AND AUTOMATED ROBOT-ASSISTED WAREHOUSE Jan 31, 2022 Pending
Array ( [id] => 19097495 [patent_doc_number] => 20240116722 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-04-11 [patent_title] => OPTIMIZATION BENCH FOR GLASS PLATES AND METHOD FOR POSITIONING GLASS PLATES USING THIS BENCH [patent_app_type] => utility [patent_app_number] => 18/263232 [patent_app_country] => US [patent_app_date] => 2022-01-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3358 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 309 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18263232 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/263232
Optimization bench for glass plates and method for positioning glass plates using this bench Jan 26, 2022 Issued
Array ( [id] => 18575332 [patent_doc_number] => 11731843 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2023-08-22 [patent_title] => Conveyance constraint [patent_app_type] => utility [patent_app_number] => 17/574145 [patent_app_country] => US [patent_app_date] => 2022-01-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 12 [patent_no_of_words] => 4239 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 232 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17574145 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/574145
Conveyance constraint Jan 11, 2022 Issued
Array ( [id] => 18932085 [patent_doc_number] => 11884490 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-01-30 [patent_title] => Belt conveyor capable of conveying oilseed products [patent_app_type] => utility [patent_app_number] => 17/563320 [patent_app_country] => US [patent_app_date] => 2021-12-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 13 [patent_no_of_words] => 7511 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 284 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17563320 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/563320
Belt conveyor capable of conveying oilseed products Dec 27, 2021 Issued
Array ( [id] => 17704268 [patent_doc_number] => 20220204274 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-06-30 [patent_title] => BELT CONVEYOR CAPABLE OF CONVEYING OILSEED PRODUCTS [patent_app_type] => utility [patent_app_number] => 17/563327 [patent_app_country] => US [patent_app_date] => 2021-12-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7491 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [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] => 17563327 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/563327
Belt conveyor capable of conveying oilseed products Dec 27, 2021 Issued
Array ( [id] => 17547863 [patent_doc_number] => 20220119204 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-04-21 [patent_title] => BELT CONVEYOR CAPABLE OF CONVEYING OILSEED PRODUCTS [patent_app_type] => utility [patent_app_number] => 17/563323 [patent_app_country] => US [patent_app_date] => 2021-12-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7490 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -1 [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] => 17563323 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/563323
Belt conveyor capable of conveying oilseed products Dec 27, 2021 Issued
Array ( [id] => 18887502 [patent_doc_number] => 11866263 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-01-09 [patent_title] => Belt conveyor capable of conveying oilseed products [patent_app_type] => utility [patent_app_number] => 17/563325 [patent_app_country] => US [patent_app_date] => 2021-12-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 13 [patent_no_of_words] => 7512 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 257 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17563325 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/563325
Belt conveyor capable of conveying oilseed products Dec 27, 2021 Issued
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