Search

David J. Buttner

Examiner (ID: 266, Phone: (571)272-1084 , Office: P/1765 )

Most Active Art Unit
1765
Art Unit(s)
1713, 1505, 1712, 1501, 1765, 1512, 1796, 1763, 1511
Total Applications
3202
Issued Applications
2135
Pending Applications
175
Abandoned Applications
910

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 17620711 [patent_doc_number] => 11339755 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-05-24 [patent_title] => High volume electronic fuel injection system [patent_app_type] => utility [patent_app_number] => 17/337371 [patent_app_country] => US [patent_app_date] => 2021-06-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 4870 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 58 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17337371 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/337371
High volume electronic fuel injection system Jun 1, 2021 Issued
Array ( [id] => 17237195 [patent_doc_number] => 11181068 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2021-11-23 [patent_title] => Injection control device [patent_app_type] => utility [patent_app_number] => 17/333126 [patent_app_country] => US [patent_app_date] => 2021-05-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 5646 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 231 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17333126 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/333126
Injection control device May 27, 2021 Issued
Array ( [id] => 17237194 [patent_doc_number] => 11181067 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2021-11-23 [patent_title] => Injection control device [patent_app_type] => utility [patent_app_number] => 17/333088 [patent_app_country] => US [patent_app_date] => 2021-05-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 5084 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 198 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17333088 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/333088
Injection control device May 27, 2021 Issued
Array ( [id] => 17315349 [patent_doc_number] => 20210404397 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-12-30 [patent_title] => ENGINE CYLINDER OUTPUT LEVEL MODULATION [patent_app_type] => utility [patent_app_number] => 17/332763 [patent_app_country] => US [patent_app_date] => 2021-05-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11134 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -20 [patent_words_short_claim] => 154 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17332763 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/332763
Engine cylinder output level modulation May 26, 2021 Issued
Array ( [id] => 17259355 [patent_doc_number] => 20210372340 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-12-02 [patent_title] => INJECTION CONTROL DEVICE [patent_app_type] => utility [patent_app_number] => 17/330764 [patent_app_country] => US [patent_app_date] => 2021-05-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5793 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -3 [patent_words_short_claim] => 79 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17330764 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/330764
Injection control device May 25, 2021 Issued
Array ( [id] => 17292956 [patent_doc_number] => 20210388795 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-12-16 [patent_title] => ENGINE DEVICE [patent_app_type] => utility [patent_app_number] => 17/329150 [patent_app_country] => US [patent_app_date] => 2021-05-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7400 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -6 [patent_words_short_claim] => 220 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17329150 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/329150
Engine device May 24, 2021 Issued
Array ( [id] => 17588312 [patent_doc_number] => 11326573 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2022-05-10 [patent_title] => Spark plug testing tool [patent_app_type] => utility [patent_app_number] => 17/325665 [patent_app_country] => US [patent_app_date] => 2021-05-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 6 [patent_no_of_words] => 2058 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 59 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17325665 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/325665
Spark plug testing tool May 19, 2021 Issued
Array ( [id] => 17571632 [patent_doc_number] => 11319893 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2022-05-03 [patent_title] => Methods and systems for improving fuel injection repeatability [patent_app_type] => utility [patent_app_number] => 17/303085 [patent_app_country] => US [patent_app_date] => 2021-05-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 10981 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 63 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17303085 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/303085
Methods and systems for improving fuel injection repeatability May 18, 2021 Issued
Array ( [id] => 18005753 [patent_doc_number] => 20220364519 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-11-17 [patent_title] => METHOD AND SYSTEM FOR ENGINE AIR SYSTEM CONTROL [patent_app_type] => utility [patent_app_number] => 17/322645 [patent_app_country] => US [patent_app_date] => 2021-05-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5759 [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] => 17322645 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/322645
Method and system for engine air system control May 16, 2021 Issued
Array ( [id] => 19579463 [patent_doc_number] => 12145557 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2024-11-19 [patent_title] => Electronically controlled brake system [patent_app_type] => utility [patent_app_number] => 17/300281 [patent_app_country] => US [patent_app_date] => 2021-05-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 14 [patent_no_of_words] => 5517 [patent_no_of_claims] => 2 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 138 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17300281 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/300281
Electronically controlled brake system May 9, 2021 Issued
Array ( [id] => 18436888 [patent_doc_number] => 20230184182 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-06-15 [patent_title] => AGRICULTURAL WORK VEHICLE [patent_app_type] => utility [patent_app_number] => 17/925448 [patent_app_country] => US [patent_app_date] => 2021-05-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7923 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 98 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17925448 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/925448
Agricultural work vehicle May 9, 2021 Issued
Array ( [id] => 18086085 [patent_doc_number] => 11536210 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-12-27 [patent_title] => Internal combustion engine [patent_app_type] => utility [patent_app_number] => 17/308985 [patent_app_country] => US [patent_app_date] => 2021-05-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 4257 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 267 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17308985 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/308985
Internal combustion engine May 4, 2021 Issued
Array ( [id] => 17244213 [patent_doc_number] => 20210363956 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-11-25 [patent_title] => Internal Combustion Engine with Laser-Assisted, Compression Ignition [patent_app_type] => utility [patent_app_number] => 17/307597 [patent_app_country] => US [patent_app_date] => 2021-05-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3500 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 98 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17307597 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/307597
Internal combustion engine with laser-assisted, compression ignition May 3, 2021 Issued
Array ( [id] => 17556625 [patent_doc_number] => 11313310 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2022-04-26 [patent_title] => Methods and systems for improving fuel injection repeatability [patent_app_type] => utility [patent_app_number] => 17/302496 [patent_app_country] => US [patent_app_date] => 2021-05-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 13 [patent_no_of_words] => 16342 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 86 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17302496 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/302496
Methods and systems for improving fuel injection repeatability May 3, 2021 Issued
Array ( [id] => 17282127 [patent_doc_number] => 11199150 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2021-12-14 [patent_title] => Fuel pressure estimation system [patent_app_type] => utility [patent_app_number] => 17/241682 [patent_app_country] => US [patent_app_date] => 2021-04-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 18 [patent_figures_cnt] => 24 [patent_no_of_words] => 26961 [patent_no_of_claims] => 38 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 159 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17241682 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/241682
Fuel pressure estimation system Apr 26, 2021 Issued
Array ( [id] => 17307868 [patent_doc_number] => 11208966 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-12-28 [patent_title] => Fuel pressure estimation system [patent_app_type] => utility [patent_app_number] => 17/238725 [patent_app_country] => US [patent_app_date] => 2021-04-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 16 [patent_figures_cnt] => 21 [patent_no_of_words] => 21334 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [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] => 17238725 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/238725
Fuel pressure estimation system Apr 22, 2021 Issued
Array ( [id] => 17007900 [patent_doc_number] => 20210239061 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-08-05 [patent_title] => HEATER ENERGIZATION CONTROL DEVICE [patent_app_type] => utility [patent_app_number] => 17/236117 [patent_app_country] => US [patent_app_date] => 2021-04-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7576 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -5 [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] => 17236117 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/236117
Heater energization control device Apr 20, 2021 Issued
Array ( [id] => 17282146 [patent_doc_number] => 11199169 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2021-12-14 [patent_title] => Apparatus and method for engine stop position control [patent_app_type] => utility [patent_app_number] => 17/236449 [patent_app_country] => US [patent_app_date] => 2021-04-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 5745 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 241 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17236449 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/236449
Apparatus and method for engine stop position control Apr 20, 2021 Issued
Array ( [id] => 19234472 [patent_doc_number] => 20240191665 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-06-13 [patent_title] => INTERNAL COMBUSTION ENGINE [patent_app_type] => utility [patent_app_number] => 18/556323 [patent_app_country] => US [patent_app_date] => 2021-04-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2469 [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] => 18556323 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/556323
INTERNAL COMBUSTION ENGINE Apr 18, 2021 Pending
Array ( [id] => 17860371 [patent_doc_number] => 11441523 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2022-09-13 [patent_title] => Fuel pump driven by an electric motor [patent_app_type] => utility [patent_app_number] => 17/233017 [patent_app_country] => US [patent_app_date] => 2021-04-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 8 [patent_no_of_words] => 6100 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 309 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17233017 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/233017
Fuel pump driven by an electric motor Apr 15, 2021 Issued
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