Search

Randall E. Chin

Examiner (ID: 17418, Phone: (571)272-1270 , Office: P/3723 )

Most Active Art Unit
3723
Art Unit(s)
3723, 3405, 1744, 2402, 2899
Total Applications
3276
Issued Applications
2426
Pending Applications
137
Abandoned Applications
726

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 16539890 [patent_doc_number] => 20200406303 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-12-31 [patent_title] => IMPLEMENT FOR CLEANING LIVESTOCK FEED BUNKS [patent_app_type] => utility [patent_app_number] => 16/453785 [patent_app_country] => US [patent_app_date] => 2019-06-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2801 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [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] => 16453785 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/453785
Implement for cleaning livestock feed bunks Jun 25, 2019 Issued
Array ( [id] => 17028068 [patent_doc_number] => 11089863 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-08-17 [patent_title] => Tuft picker for a brush making machine [patent_app_type] => utility [patent_app_number] => 16/449905 [patent_app_country] => US [patent_app_date] => 2019-06-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 11 [patent_no_of_words] => 8921 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 203 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16449905 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/449905
Tuft picker for a brush making machine Jun 23, 2019 Issued
Array ( [id] => 15289627 [patent_doc_number] => 20190387949 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-12-26 [patent_title] => SYNCHRONOUSLY FOLDABLE AND EXPANDABLE FLAT MOP [patent_app_type] => utility [patent_app_number] => 16/450809 [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] => 5183 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [patent_words_short_claim] => 487 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16450809 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/450809
Synchronously foldable and expandable flat mop Jun 23, 2019 Issued
Array ( [id] => 16335188 [patent_doc_number] => 10786123 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2020-09-29 [patent_title] => Bath auxiliary device [patent_app_type] => utility [patent_app_number] => 16/447298 [patent_app_country] => US [patent_app_date] => 2019-06-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 17 [patent_no_of_words] => 2343 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 164 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16447298 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/447298
Bath auxiliary device Jun 19, 2019 Issued
Array ( [id] => 19209379 [patent_doc_number] => 11998412 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-06-04 [patent_title] => Brush head assembly and electric toothbrush [patent_app_type] => utility [patent_app_number] => 17/432090 [patent_app_country] => US [patent_app_date] => 2019-06-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 19 [patent_no_of_words] => 5836 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 1 [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] => 17432090 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/432090
Brush head assembly and electric toothbrush Jun 18, 2019 Issued
Array ( [id] => 16429845 [patent_doc_number] => 10829920 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2020-11-10 [patent_title] => Toilet clean device [patent_app_type] => utility [patent_app_number] => 16/445244 [patent_app_country] => US [patent_app_date] => 2019-06-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 2377 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 295 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16445244 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/445244
Toilet clean device Jun 18, 2019 Issued
Array ( [id] => 16511055 [patent_doc_number] => 20200390311 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-12-17 [patent_title] => Hand Held Rotary Cleaning Tool including Liquid Dispenser [patent_app_type] => utility [patent_app_number] => 16/443420 [patent_app_country] => US [patent_app_date] => 2019-06-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5589 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 97 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16443420 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/443420
Hand held rotary cleaning tool including liquid dispenser Jun 16, 2019 Issued
Array ( [id] => 14894753 [patent_doc_number] => 20190291142 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-09-26 [patent_title] => FRAME CLEANING MACHINE [patent_app_type] => utility [patent_app_number] => 16/439266 [patent_app_country] => US [patent_app_date] => 2019-06-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4434 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -6 [patent_words_short_claim] => 134 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16439266 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/439266
FRAME CLEANING MACHINE Jun 11, 2019 Abandoned
Array ( [id] => 18995734 [patent_doc_number] => 11912559 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-02-27 [patent_title] => Cleaning device for nozzle assemblies of beverage dispensers [patent_app_type] => utility [patent_app_number] => 15/734310 [patent_app_country] => US [patent_app_date] => 2019-06-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 19 [patent_no_of_words] => 3148 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 109 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15734310 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/734310
Cleaning device for nozzle assemblies of beverage dispensers Jun 11, 2019 Issued
Array ( [id] => 18116153 [patent_doc_number] => 11547525 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-01-10 [patent_title] => Endotracheal tube cleaning device system and method [patent_app_type] => utility [patent_app_number] => 16/972601 [patent_app_country] => US [patent_app_date] => 2019-06-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 22 [patent_no_of_words] => 10563 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 2 [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] => 16972601 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/972601
Endotracheal tube cleaning device system and method Jun 5, 2019 Issued
Array ( [id] => 16733975 [patent_doc_number] => 10959593 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-03-30 [patent_title] => Floor cleaner and water sink structure thereof [patent_app_type] => utility [patent_app_number] => 16/424515 [patent_app_country] => US [patent_app_date] => 2019-05-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 2711 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [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] => 16424515 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/424515
Floor cleaner and water sink structure thereof May 28, 2019 Issued
Array ( [id] => 18962444 [patent_doc_number] => 11896180 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-02-13 [patent_title] => Floor cleaning system [patent_app_type] => utility [patent_app_number] => 16/423817 [patent_app_country] => US [patent_app_date] => 2019-05-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 38 [patent_figures_cnt] => 46 [patent_no_of_words] => 11537 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 199 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16423817 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/423817
Floor cleaning system May 27, 2019 Issued
Array ( [id] => 15204999 [patent_doc_number] => 20190365186 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-12-05 [patent_title] => FLOOR CLEANING SYSTEM [patent_app_type] => utility [patent_app_number] => 16/423792 [patent_app_country] => US [patent_app_date] => 2019-05-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6783 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 99 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16423792 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/423792
FLOOR CLEANING SYSTEM May 27, 2019 Abandoned
Array ( [id] => 18634515 [patent_doc_number] => 11759085 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-09-19 [patent_title] => Floor cleaning system [patent_app_type] => utility [patent_app_number] => 16/423635 [patent_app_country] => US [patent_app_date] => 2019-05-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 52 [patent_figures_cnt] => 60 [patent_no_of_words] => 12137 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 87 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16423635 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/423635
Floor cleaning system May 27, 2019 Issued
Array ( [id] => 15205009 [patent_doc_number] => 20190365191 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-12-05 [patent_title] => FLAT HEADED MOP [patent_app_type] => utility [patent_app_number] => 16/423804 [patent_app_country] => US [patent_app_date] => 2019-05-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7535 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 86 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16423804 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/423804
Flat headed mop May 27, 2019 Issued
Array ( [id] => 16319979 [patent_doc_number] => 10779925 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2020-09-22 [patent_title] => Electrically driven toothbrush [patent_app_type] => utility [patent_app_number] => 16/419385 [patent_app_country] => US [patent_app_date] => 2019-05-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 11 [patent_no_of_words] => 3596 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 149 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16419385 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/419385
Electrically driven toothbrush May 21, 2019 Issued
Array ( [id] => 19310792 [patent_doc_number] => 12036586 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-07-16 [patent_title] => Device for removing internal blockage materials from a fluid-conveying line [patent_app_type] => utility [patent_app_number] => 17/054620 [patent_app_country] => US [patent_app_date] => 2019-05-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 1983 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 27 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17054620 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/054620
Device for removing internal blockage materials from a fluid-conveying line May 14, 2019 Issued
Array ( [id] => 16946099 [patent_doc_number] => 20210204790 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-07-08 [patent_title] => CLEANING SYSTEM [patent_app_type] => utility [patent_app_number] => 17/059271 [patent_app_country] => US [patent_app_date] => 2019-05-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3803 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 129 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17059271 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/059271
Cleaning system May 14, 2019 Issued
Array ( [id] => 14774427 [patent_doc_number] => 20190262111 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-08-29 [patent_title] => POWERED TOOTHBRUSH HEAD HAVING COMBINATION OSCILLATING MOTION TUFT BLOCK [patent_app_type] => utility [patent_app_number] => 16/411252 [patent_app_country] => US [patent_app_date] => 2019-05-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7090 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -8 [patent_words_short_claim] => 313 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16411252 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/411252
Powered toothbrush head having combination oscillating motion tuft block May 13, 2019 Issued
Array ( [id] => 16436188 [patent_doc_number] => 20200353513 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-11-12 [patent_title] => Pipe Cleaning Device [patent_app_type] => utility [patent_app_number] => 16/406923 [patent_app_country] => US [patent_app_date] => 2019-05-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1116 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -6 [patent_words_short_claim] => 100 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16406923 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/406923
Pipe Cleaning Device May 7, 2019 Abandoned
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