Search

David Z. Huang

Examiner (ID: 4341, Phone: (571)270-5360 , Office: P/2856 )

Most Active Art Unit
2856
Art Unit(s)
2855, 2861, 2856
Total Applications
897
Issued Applications
706
Pending Applications
80
Abandoned Applications
135

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 14805663 [patent_doc_number] => 20190269441 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-09-05 [patent_title] => VERTEBRAL STABILISATION DEVICE [patent_app_type] => utility [patent_app_number] => 16/320302 [patent_app_country] => US [patent_app_date] => 2017-07-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4959 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 139 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16320302 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/320302
Vertebral stabilisation device Jul 23, 2017 Issued
Array ( [id] => 14805567 [patent_doc_number] => 20190269393 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-09-05 [patent_title] => RETRACTOR FOR SMALL-INCISION ENDOSCOPIC SURGERY [patent_app_type] => utility [patent_app_number] => 16/319908 [patent_app_country] => US [patent_app_date] => 2017-07-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5693 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [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] => 16319908 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/319908
Retractor for small-incision endoscopic surgery Jul 20, 2017 Issued
Array ( [id] => 14925637 [patent_doc_number] => 20190298456 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-10-03 [patent_title] => SYSTEMS AND METHODS FOR INTRAOPERATIVE SPINAL LEVEL VERIFICATION [patent_app_type] => utility [patent_app_number] => 16/304604 [patent_app_country] => US [patent_app_date] => 2017-06-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10789 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -24 [patent_words_short_claim] => 212 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16304604 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/304604
Systems and methods for intraoperative spinal level verification Jun 22, 2017 Issued
Array ( [id] => 14621127 [patent_doc_number] => 20190223931 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-07-25 [patent_title] => MIXING AND DISCHARGE SYSTEM FOR BONE REPLACEMENT MATERIAL [patent_app_type] => utility [patent_app_number] => 16/311825 [patent_app_country] => US [patent_app_date] => 2017-06-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6525 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 153 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16311825 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/311825
MIXING AND DISCHARGE SYSTEM FOR BONE REPLACEMENT MATERIAL Jun 18, 2017 Abandoned
Array ( [id] => 12217189 [patent_doc_number] => 20180055548 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-03-01 [patent_title] => 'SYSTEM FOR TREATING BONE FRACTURES' [patent_app_type] => utility [patent_app_number] => 15/595580 [patent_app_country] => US [patent_app_date] => 2017-05-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 43 [patent_figures_cnt] => 43 [patent_no_of_words] => 16901 [patent_no_of_claims] => 6 [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] => 15595580 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/595580
System for treating bone fractures May 14, 2017 Issued
Array ( [id] => 13125313 [patent_doc_number] => 10080570 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2018-09-25 [patent_title] => System, apparatus, and method for grafting tissue [patent_app_type] => utility [patent_app_number] => 15/582287 [patent_app_country] => US [patent_app_date] => 2017-04-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 22 [patent_no_of_words] => 6538 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 188 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15582287 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/582287
System, apparatus, and method for grafting tissue Apr 27, 2017 Issued
Array ( [id] => 16213690 [patent_doc_number] => 10729480 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2020-08-04 [patent_title] => Expandable fastener for orthopaedic applications [patent_app_type] => utility [patent_app_number] => 16/085064 [patent_app_country] => US [patent_app_date] => 2017-03-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 16 [patent_figures_cnt] => 16 [patent_no_of_words] => 7028 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 197 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16085064 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/085064
Expandable fastener for orthopaedic applications Mar 19, 2017 Issued
Array ( [id] => 11727595 [patent_doc_number] => 20170189038 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-07-06 [patent_title] => 'HIP RESURFACING DRILL GUIDE DEVICE' [patent_app_type] => utility [patent_app_number] => 15/463512 [patent_app_country] => US [patent_app_date] => 2017-03-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 3835 [patent_no_of_claims] => 14 [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] => 15463512 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/463512
Hip resurfacing drill guide device Mar 19, 2017 Issued
Array ( [id] => 14068533 [patent_doc_number] => 20190083154 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-03-21 [patent_title] => SURGICAL INSTRUMENT [patent_app_type] => utility [patent_app_number] => 16/085266 [patent_app_country] => US [patent_app_date] => 2017-03-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8709 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -23 [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] => 16085266 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/085266
SURGICAL INSTRUMENT Mar 15, 2017 Abandoned
Array ( [id] => 16335358 [patent_doc_number] => 10786294 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2020-09-29 [patent_title] => Zip to the rib sternal pull-back system and method for pectus carinatum treatment [patent_app_type] => utility [patent_app_number] => 16/084731 [patent_app_country] => US [patent_app_date] => 2017-03-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 10 [patent_no_of_words] => 1878 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 206 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16084731 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/084731
Zip to the rib sternal pull-back system and method for pectus carinatum treatment Mar 9, 2017 Issued
Array ( [id] => 16275285 [patent_doc_number] => 10758290 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2020-09-01 [patent_title] => Orthopaedic fixation devices, systems and methods [patent_app_type] => utility [patent_app_number] => 16/083711 [patent_app_country] => US [patent_app_date] => 2017-03-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 24 [patent_figures_cnt] => 35 [patent_no_of_words] => 11193 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 2 [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] => 16083711 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/083711
Orthopaedic fixation devices, systems and methods Mar 8, 2017 Issued
Array ( [id] => 14068439 [patent_doc_number] => 20190083107 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-03-21 [patent_title] => SURGERY DEVICE FOR PERFORMING SURGERY ON THE HUMAN KNEE [patent_app_type] => utility [patent_app_number] => 16/085495 [patent_app_country] => US [patent_app_date] => 2017-03-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8531 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 114 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16085495 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/085495
Surgery device for performing surgery on the human knee Mar 8, 2017 Issued
Array ( [id] => 16989652 [patent_doc_number] => 20210228072 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-07-29 [patent_title] => TRANSORAL SURGICAL DEVICES AND METHODS [patent_app_type] => utility [patent_app_number] => 16/080450 [patent_app_country] => US [patent_app_date] => 2017-03-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4608 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [patent_words_short_claim] => 88 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16080450 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/080450
TRANSORAL SURGICAL DEVICES AND METHODS Mar 2, 2017 Abandoned
Array ( [id] => 14497031 [patent_doc_number] => 20190192170 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-06-27 [patent_title] => SURGICAL BLADE CARTRIDGE WITH A GUIDE BAR HAVING FEATURES TO CONTROL THE DEPTH OF THE CUT FORMED WITH THE CARTRIDGE [patent_app_type] => utility [patent_app_number] => 16/081449 [patent_app_country] => US [patent_app_date] => 2017-03-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 15816 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [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] => 16081449 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/081449
Surgical blade cartridge with a guide bar having features to control the depth of the cut formed with the cartridge Mar 2, 2017 Issued
Array ( [id] => 16680469 [patent_doc_number] => 10939924 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-03-09 [patent_title] => Instrument for bone resection [patent_app_type] => utility [patent_app_number] => 16/085451 [patent_app_country] => US [patent_app_date] => 2017-03-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 18 [patent_no_of_words] => 5377 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 141 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16085451 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/085451
Instrument for bone resection Feb 28, 2017 Issued
Array ( [id] => 13165113 [patent_doc_number] => 10098647 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2018-10-16 [patent_title] => Trocar device with detachable handle and associated methods [patent_app_type] => utility [patent_app_number] => 15/443695 [patent_app_country] => US [patent_app_date] => 2017-02-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 14 [patent_no_of_words] => 6079 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 193 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15443695 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/443695
Trocar device with detachable handle and associated methods Feb 26, 2017 Issued
Array ( [id] => 11668019 [patent_doc_number] => 20170156739 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-06-08 [patent_title] => 'ORBITAL TROCAR HOLE CARVING DEVICE WITH DETACHABLE HANDLE AND ASSOCIATED METHODS' [patent_app_type] => utility [patent_app_number] => 15/441141 [patent_app_country] => US [patent_app_date] => 2017-02-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 21 [patent_figures_cnt] => 21 [patent_no_of_words] => 7852 [patent_no_of_claims] => 9 [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] => 15441141 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/441141
ORBITAL TROCAR HOLE CARVING DEVICE WITH DETACHABLE HANDLE AND ASSOCIATED METHODS Feb 22, 2017 Abandoned
Array ( [id] => 12342837 [patent_doc_number] => 09949775 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2018-04-24 [patent_title] => Hammer toe implant with expansion portion for retrograde approach [patent_app_type] => utility [patent_app_number] => 15/435977 [patent_app_country] => US [patent_app_date] => 2017-02-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 23 [patent_figures_cnt] => 45 [patent_no_of_words] => 5963 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 131 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15435977 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/435977
Hammer toe implant with expansion portion for retrograde approach Feb 16, 2017 Issued
Array ( [id] => 14015835 [patent_doc_number] => 20190069911 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-03-07 [patent_title] => POSITIONING AND ALIGNMENT INSTRUMENT FOR INTRODUCING SURGICAL DEVICES INTO BONE [patent_app_type] => utility [patent_app_number] => 16/077470 [patent_app_country] => US [patent_app_date] => 2017-02-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6660 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -34 [patent_words_short_claim] => 175 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16077470 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/077470
Positioning and alignment instrument for introducing surgical devices into bone Feb 16, 2017 Issued
Array ( [id] => 15663415 [patent_doc_number] => 10595910 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2020-03-24 [patent_title] => Dynamically stabilizing vertebral implant, and surgical kit comprising same [patent_app_type] => utility [patent_app_number] => 16/086504 [patent_app_country] => US [patent_app_date] => 2017-02-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 10 [patent_no_of_words] => 6273 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 370 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16086504 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/086504
Dynamically stabilizing vertebral implant, and surgical kit comprising same Feb 14, 2017 Issued
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