Search

David A. Reifsnyder

Examiner (ID: 10374, Phone: (571)272-1145 , Office: P/1778 )

Most Active Art Unit
1723
Art Unit(s)
1797, 1776, 1778, 1306, 1723, 2899
Total Applications
2074
Issued Applications
1659
Pending Applications
148
Abandoned Applications
274

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 19264520 [patent_doc_number] => 20240208219 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-06-27 [patent_title] => JOINED SUBSTRATE, DROPLET EJECTION HEAD, AND METHOD OF MANUFACTURING JOINED SUBSTRATE [patent_app_type] => utility [patent_app_number] => 18/392088 [patent_app_country] => US [patent_app_date] => 2023-12-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9966 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 85 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18392088 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/392088
Joined substrate, droplet ejection head, and method of manufacturing joined substrate Dec 20, 2023 Issued
Array ( [id] => 19264540 [patent_doc_number] => 20240208239 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-06-27 [patent_title] => LIQUID EJECTION HEAD [patent_app_type] => utility [patent_app_number] => 18/390120 [patent_app_country] => US [patent_app_date] => 2023-12-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10462 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [patent_words_short_claim] => 451 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18390120 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/390120
LIQUID EJECTION HEAD Dec 19, 2023 Pending
Array ( [id] => 19280761 [patent_doc_number] => 20240217235 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-07-04 [patent_title] => LIQUID EJECTION HEAD AND METHOD OF MANUFACTURING LIQUID EJECTION HEAD [patent_app_type] => utility [patent_app_number] => 18/537990 [patent_app_country] => US [patent_app_date] => 2023-12-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4625 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -11 [patent_words_short_claim] => 93 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18537990 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/537990
Liquid ejection head and method of manufacturing liquid ejection head Dec 12, 2023 Issued
Array ( [id] => 19976542 [patent_doc_number] => 12343999 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-07-01 [patent_title] => Liquid ejection head and liquid ejection apparatus [patent_app_type] => utility [patent_app_number] => 18/533488 [patent_app_country] => US [patent_app_date] => 2023-12-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 2467 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 246 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18533488 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/533488
Liquid ejection head and liquid ejection apparatus Dec 7, 2023 Issued
Array ( [id] => 19247692 [patent_doc_number] => 20240198677 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-06-20 [patent_title] => LIQUID EJECTION HEAD AND METHOD OF MANUFACTURING THE SAME [patent_app_type] => utility [patent_app_number] => 18/530919 [patent_app_country] => US [patent_app_date] => 2023-12-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5889 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [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] => 18530919 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/530919
LIQUID EJECTION HEAD AND METHOD OF MANUFACTURING THE SAME Dec 5, 2023 Pending
Array ( [id] => 19247683 [patent_doc_number] => 20240198668 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-06-20 [patent_title] => PIEZOELECTRIC ELEMENT, LIQUID EJECTION HEAD, AND LIQUID EJECTION APPARATUS [patent_app_type] => utility [patent_app_number] => 18/530010 [patent_app_country] => US [patent_app_date] => 2023-12-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7332 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -10 [patent_words_short_claim] => 142 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18530010 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/530010
PIEZOELECTRIC ELEMENT, LIQUID EJECTION HEAD, AND LIQUID EJECTION APPARATUS Dec 4, 2023 Pending
Array ( [id] => 20385961 [patent_doc_number] => 12485674 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-12-02 [patent_title] => Liquid ejection head [patent_app_type] => utility [patent_app_number] => 18/525308 [patent_app_country] => US [patent_app_date] => 2023-11-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 11 [patent_no_of_words] => 2382 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 239 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18525308 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/525308
Liquid ejection head Nov 29, 2023 Issued
Array ( [id] => 19247682 [patent_doc_number] => 20240198667 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-06-20 [patent_title] => METHOD OF CREATING HEAD MODEL, DRIVE WAVEFORM CREATION METHOD, INFORMATION PROCESSING APPARATUS, AND PROGRAM [patent_app_type] => utility [patent_app_number] => 18/522281 [patent_app_country] => US [patent_app_date] => 2023-11-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9220 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 92 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18522281 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/522281
METHOD OF CREATING HEAD MODEL, DRIVE WAVEFORM CREATION METHOD, INFORMATION PROCESSING APPARATUS, AND PROGRAM Nov 28, 2023 Pending
Array ( [id] => 19232940 [patent_doc_number] => 20240190132 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-06-13 [patent_title] => WAFER, AND LIQUID EJECTION CHIP [patent_app_type] => utility [patent_app_number] => 18/522481 [patent_app_country] => US [patent_app_date] => 2023-11-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5203 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -5 [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] => 18522481 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/522481
Wafer, and liquid ejection chip Nov 28, 2023 Issued
Array ( [id] => 19226077 [patent_doc_number] => 12005708 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-06-11 [patent_title] => Liquid ejection head and process for producing liquid ejection head [patent_app_type] => utility [patent_app_number] => 18/517965 [patent_app_country] => US [patent_app_date] => 2023-11-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 12 [patent_no_of_words] => 4233 [patent_no_of_claims] => 23 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 237 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18517965 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/517965
Liquid ejection head and process for producing liquid ejection head Nov 21, 2023 Issued
Array ( [id] => 20255436 [patent_doc_number] => 12427770 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-09-30 [patent_title] => Liquid ejecting head and liquid ejecting apparatus [patent_app_type] => utility [patent_app_number] => 18/512270 [patent_app_country] => US [patent_app_date] => 2023-11-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 16 [patent_figures_cnt] => 16 [patent_no_of_words] => 11378 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 179 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18512270 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/512270
Liquid ejecting head and liquid ejecting apparatus Nov 16, 2023 Issued
Array ( [id] => 20226714 [patent_doc_number] => 12415354 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-09-16 [patent_title] => Liquid ejection head and ejection apparatus [patent_app_type] => utility [patent_app_number] => 18/513118 [patent_app_country] => US [patent_app_date] => 2023-11-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 23 [patent_figures_cnt] => 23 [patent_no_of_words] => 0 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 2 [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] => 18513118 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/513118
Liquid ejection head and ejection apparatus Nov 16, 2023 Issued
Array ( [id] => 19171724 [patent_doc_number] => 20240157698 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-05-16 [patent_title] => LIQUID DISCHARGE HEAD, HEAD MODULE, HEAD UNIT, AND LIQUID DISCHARGE APPARATUS [patent_app_type] => utility [patent_app_number] => 18/389239 [patent_app_country] => US [patent_app_date] => 2023-11-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7391 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [patent_words_short_claim] => 144 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18389239 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/389239
LIQUID DISCHARGE HEAD, HEAD MODULE, HEAD UNIT, AND LIQUID DISCHARGE APPARATUS Nov 13, 2023 Pending
Array ( [id] => 19171727 [patent_doc_number] => 20240157701 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-05-16 [patent_title] => LIQUID EJECTION HEAD AND MANUFACTURING METHOD OF LIQUID EJECTION HEAD [patent_app_type] => utility [patent_app_number] => 18/507564 [patent_app_country] => US [patent_app_date] => 2023-11-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9670 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [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] => 18507564 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/507564
LIQUID EJECTION HEAD AND MANUFACTURING METHOD OF LIQUID EJECTION HEAD Nov 12, 2023 Pending
Array ( [id] => 19280757 [patent_doc_number] => 20240217231 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-07-04 [patent_title] => LIQUID DROPLET DISCHARGING APPARATUS [patent_app_type] => utility [patent_app_number] => 18/502164 [patent_app_country] => US [patent_app_date] => 2023-11-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4226 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [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] => 18502164 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/502164
Liquid droplet discharging apparatus Nov 5, 2023 Issued
Array ( [id] => 19141283 [patent_doc_number] => 20240140097 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-05-02 [patent_title] => SUBSTRATE JOINT BODY, METHOD OF MANUFACTURING THE SUBSTRATE JOINT BODY, AND LIQUID EJECTION HEAD [patent_app_type] => utility [patent_app_number] => 18/497832 [patent_app_country] => US [patent_app_date] => 2023-10-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7902 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 120 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18497832 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/497832
SUBSTRATE JOINT BODY, METHOD OF MANUFACTURING THE SUBSTRATE JOINT BODY, AND LIQUID EJECTION HEAD Oct 29, 2023 Pending
Array ( [id] => 18971228 [patent_doc_number] => 20240051320 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-02-15 [patent_title] => Media Processing Device with Enhanced Media and Ribbon Loading and Unloading Features [patent_app_type] => utility [patent_app_number] => 18/383003 [patent_app_country] => US [patent_app_date] => 2023-10-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 13887 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 133 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18383003 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/383003
Media processing device with enhanced media and ribbon loading and unloading features Oct 22, 2023 Issued
Array ( [id] => 19298820 [patent_doc_number] => 20240227387 [patent_country] => US [patent_kind] => A9 [patent_issue_date] => 2024-07-11 [patent_title] => METHOD FOR DRIVING LIQUID EJECTING APPARATUS AND LIQUID EJECTING APPARATUS [patent_app_type] => utility [patent_app_number] => 18/491884 [patent_app_country] => US [patent_app_date] => 2023-10-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11628 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -6 [patent_words_short_claim] => 197 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18491884 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/491884
METHOD FOR DRIVING LIQUID EJECTING APPARATUS AND LIQUID EJECTING APPARATUS Oct 22, 2023 Pending
Array ( [id] => 19298820 [patent_doc_number] => 20240227387 [patent_country] => US [patent_kind] => A9 [patent_issue_date] => 2024-07-11 [patent_title] => METHOD FOR DRIVING LIQUID EJECTING APPARATUS AND LIQUID EJECTING APPARATUS [patent_app_type] => utility [patent_app_number] => 18/491884 [patent_app_country] => US [patent_app_date] => 2023-10-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11628 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -6 [patent_words_short_claim] => 197 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18491884 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/491884
METHOD FOR DRIVING LIQUID EJECTING APPARATUS AND LIQUID EJECTING APPARATUS Oct 21, 2023 Pending
Array ( [id] => 19111981 [patent_doc_number] => 20240123731 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-04-18 [patent_title] => METHOD OF MANUFACTURING LIQUID DISCHARGING HEAD AND LIQUID DISCHARGING HEAD [patent_app_type] => utility [patent_app_number] => 18/486842 [patent_app_country] => US [patent_app_date] => 2023-10-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7807 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [patent_words_short_claim] => 132 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18486842 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/486842
METHOD OF MANUFACTURING LIQUID DISCHARGING HEAD AND LIQUID DISCHARGING HEAD Oct 12, 2023 Pending
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