Search

Calvin Ma

Examiner (ID: 9615, Phone: (571)270-1713 , Office: P/2693 )

Most Active Art Unit
2693
Art Unit(s)
2621, 2693, 2629
Total Applications
953
Issued Applications
713
Pending Applications
61
Abandoned Applications
202

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 12152416 [patent_doc_number] => 20180023680 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-01-25 [patent_title] => 'WORK APPARATUS WITH HOUSING PARTS CONNECTED VIA A PIVOT JOINT' [patent_app_type] => utility [patent_app_number] => 15/645494 [patent_app_country] => US [patent_app_date] => 2017-07-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 4552 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15645494 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/645494
WORK APPARATUS WITH HOUSING PARTS CONNECTED VIA A PIVOT JOINT Jul 9, 2017 Abandoned
Array ( [id] => 12117923 [patent_doc_number] => 20180001509 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-01-04 [patent_title] => 'METHOD AND DEVICE FOR INSERTING A TONGUE' [patent_app_type] => utility [patent_app_number] => 15/635379 [patent_app_country] => US [patent_app_date] => 2017-06-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 4660 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15635379 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/635379
Method and device for inserting a tongue Jun 27, 2017 Issued
Array ( [id] => 12000872 [patent_doc_number] => 20170305027 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-10-26 [patent_title] => 'Device for Processing of Materials by Cutting and Cutting Unit with Oscillating Cutting Knife and Variable Cutting Angle of Inclination' [patent_app_type] => utility [patent_app_number] => 15/633471 [patent_app_country] => US [patent_app_date] => 2017-06-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 6264 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15633471 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/633471
Device for processing of materials by cutting and cutting unit with oscillating cutting knife and variable cutting angle of inclination Jun 25, 2017 Issued
Array ( [id] => 13180723 [patent_doc_number] => 10105858 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2018-10-23 [patent_title] => Shaving device [patent_app_type] => utility [patent_app_number] => 15/628082 [patent_app_country] => US [patent_app_date] => 2017-06-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 142 [patent_figures_cnt] => 179 [patent_no_of_words] => 51659 [patent_no_of_claims] => 29 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 117 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15628082 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/628082
Shaving device Jun 19, 2017 Issued
Array ( [id] => 14623021 [patent_doc_number] => 20190224878 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-07-25 [patent_title] => DEVICE FOR PERFORATING PANELS OF MATERIAL [patent_app_type] => utility [patent_app_number] => 16/307114 [patent_app_country] => US [patent_app_date] => 2017-06-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5786 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -15 [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] => 16307114 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/307114
Device for perforating panels of material Jun 8, 2017 Issued
Array ( [id] => 12977386 [patent_doc_number] => 20170341256 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-11-30 [patent_title] => Rotary Anvil [patent_app_type] => utility [patent_app_number] => 15/599500 [patent_app_country] => US [patent_app_date] => 2017-05-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7403 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -26 [patent_words_short_claim] => 102 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15599500 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/599500
Rotary Anvil May 18, 2017 Abandoned
Array ( [id] => 15587685 [patent_doc_number] => 20200070377 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-03-05 [patent_title] => FOOD SLICER [patent_app_type] => utility [patent_app_number] => 16/613622 [patent_app_country] => US [patent_app_date] => 2017-05-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7839 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [patent_words_short_claim] => 118 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16613622 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/613622
FOOD SLICER May 14, 2017 Abandoned
Array ( [id] => 14212027 [patent_doc_number] => 20190118398 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-04-25 [patent_title] => Axe [patent_app_type] => utility [patent_app_number] => 16/094675 [patent_app_country] => US [patent_app_date] => 2017-04-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2932 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 296 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16094675 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/094675
Axe Apr 17, 2017 Abandoned
Array ( [id] => 11835325 [patent_doc_number] => 20170217044 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-08-03 [patent_title] => 'ROTATABLE MANIFOLD CUTTER FOR USE IN PORTIONING' [patent_app_type] => utility [patent_app_number] => 15/487338 [patent_app_country] => US [patent_app_date] => 2017-04-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 18 [patent_figures_cnt] => 18 [patent_no_of_words] => 10257 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15487338 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/487338
Rotatable manifold cutter for use in portioning Apr 12, 2017 Issued
Array ( [id] => 13461119 [patent_doc_number] => 20180282102 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-10-04 [patent_title] => UPRIGHT CUTTER FOR PACKING MATERIALS [patent_app_type] => utility [patent_app_number] => 15/473642 [patent_app_country] => US [patent_app_date] => 2017-03-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1785 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -2 [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] => 15473642 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/473642
Upright cutter for packing materials Mar 29, 2017 Issued
Array ( [id] => 12000760 [patent_doc_number] => 20170304915 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-10-26 [patent_title] => 'COMBINED BLADE CLAMP AND TENSIONER FOR SCROLL SAW' [patent_app_type] => utility [patent_app_number] => 15/472472 [patent_app_country] => US [patent_app_date] => 2017-03-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 7413 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15472472 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/472472
Combined blade clamp and tensioner for scroll saw Mar 28, 2017 Issued
Array ( [id] => 12834115 [patent_doc_number] => 20180169877 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-06-21 [patent_title] => KITCHEN KNIFE [patent_app_type] => utility [patent_app_number] => 15/472790 [patent_app_country] => US [patent_app_date] => 2017-03-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1397 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 116 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15472790 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/472790
KITCHEN KNIFE Mar 28, 2017 Abandoned
Array ( [id] => 11978110 [patent_doc_number] => 20170282264 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-10-05 [patent_title] => 'Hand-Held Cutting Tool' [patent_app_type] => utility [patent_app_number] => 15/470026 [patent_app_country] => US [patent_app_date] => 2017-03-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 1157 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15470026 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/470026
Hand-Held Cutting Tool Mar 26, 2017 Abandoned
Array ( [id] => 15537005 [patent_doc_number] => 10568260 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2020-02-25 [patent_title] => Trimmer head housing made up of releasably joined parts [patent_app_type] => utility [patent_app_number] => 15/469677 [patent_app_country] => US [patent_app_date] => 2017-03-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 21 [patent_no_of_words] => 8657 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 31 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15469677 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/469677
Trimmer head housing made up of releasably joined parts Mar 26, 2017 Issued
Array ( [id] => 16245477 [patent_doc_number] => 10744809 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2020-08-18 [patent_title] => Multifunctional rotary tool for bookbinding machines and a bookbinding machine [patent_app_type] => utility [patent_app_number] => 16/085764 [patent_app_country] => US [patent_app_date] => 2017-03-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 9 [patent_no_of_words] => 2780 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 1 [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] => 16085764 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/085764
Multifunctional rotary tool for bookbinding machines and a bookbinding machine Mar 22, 2017 Issued
Array ( [id] => 13332025 [patent_doc_number] => 20180217550 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-08-02 [patent_title] => PAPER FEEDING DEVICE AND IMAGE FORMING APPARATUS [patent_app_type] => utility [patent_app_number] => 15/464656 [patent_app_country] => US [patent_app_date] => 2017-03-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6081 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 75 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15464656 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/464656
PAPER FEEDING DEVICE AND IMAGE FORMING APPARATUS Mar 20, 2017 Abandoned
Array ( [id] => 13423461 [patent_doc_number] => 20180263273 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-09-20 [patent_title] => HERB STRIPPER [patent_app_type] => utility [patent_app_number] => 15/461720 [patent_app_country] => US [patent_app_date] => 2017-03-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4217 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 112 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15461720 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/461720
HERB STRIPPER Mar 16, 2017 Abandoned
Array ( [id] => 13423765 [patent_doc_number] => 20180263425 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-09-20 [patent_title] => CUTTING BOARD WITH ACCESSORIES [patent_app_type] => utility [patent_app_number] => 15/461751 [patent_app_country] => US [patent_app_date] => 2017-03-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8636 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [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] => 15461751 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/461751
CUTTING BOARD WITH ACCESSORIES Mar 16, 2017 Abandoned
Array ( [id] => 17134191 [patent_doc_number] => 11135733 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-10-05 [patent_title] => Shaving device [patent_app_type] => utility [patent_app_number] => 15/460635 [patent_app_country] => US [patent_app_date] => 2017-03-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 6 [patent_no_of_words] => 2135 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 204 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15460635 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/460635
Shaving device Mar 15, 2017 Issued
Array ( [id] => 15244159 [patent_doc_number] => 10507590 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2019-12-17 [patent_title] => Control of a cutting tool [patent_app_type] => utility [patent_app_number] => 15/455594 [patent_app_country] => US [patent_app_date] => 2017-03-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 19 [patent_figures_cnt] => 37 [patent_no_of_words] => 12201 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 207 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15455594 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/455594
Control of a cutting tool Mar 9, 2017 Issued
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