Search

Don P. Le

Examiner (ID: 9980, Phone: (571)272-1806 , Office: P/2844 )

Most Active Art Unit
2819
Art Unit(s)
2844, 2819
Total Applications
2669
Issued Applications
2528
Pending Applications
46
Abandoned Applications
99

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 16720753 [patent_doc_number] => 20210087900 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-03-25 [patent_title] => BLOWOUT PREVENTER ANNULAR [patent_app_type] => utility [patent_app_number] => 16/579558 [patent_app_country] => US [patent_app_date] => 2019-09-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6724 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [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] => 16579558 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/579558
BLOWOUT PREVENTER ANNULAR Sep 22, 2019 Abandoned
Array ( [id] => 17215131 [patent_doc_number] => 20210348469 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-11-11 [patent_title] => WELL SHUT-IN SAFETY APPARATUS [patent_app_type] => utility [patent_app_number] => 17/277716 [patent_app_country] => US [patent_app_date] => 2019-09-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4272 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -15 [patent_words_short_claim] => 39 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17277716 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/277716
WELL SHUT-IN SAFETY APPARATUS Sep 18, 2019 Abandoned
Array ( [id] => 16583701 [patent_doc_number] => 20210018103 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-01-21 [patent_title] => DIAPHRAGM VALVE [patent_app_type] => utility [patent_app_number] => 17/043025 [patent_app_country] => US [patent_app_date] => 2019-09-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5523 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -2 [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] => 17043025 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/043025
DIAPHRAGM VALVE Sep 16, 2019 Abandoned
Array ( [id] => 17330622 [patent_doc_number] => 11221079 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-01-11 [patent_title] => Cryocooler and rotary valve unit for cryocooler [patent_app_type] => utility [patent_app_number] => 16/568238 [patent_app_country] => US [patent_app_date] => 2019-09-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 22 [patent_no_of_words] => 15210 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 371 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16568238 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/568238
Cryocooler and rotary valve unit for cryocooler Sep 10, 2019 Issued
Array ( [id] => 17120275 [patent_doc_number] => 11131401 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-09-28 [patent_title] => Air control valve [patent_app_type] => utility [patent_app_number] => 16/566268 [patent_app_country] => US [patent_app_date] => 2019-09-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 13 [patent_no_of_words] => 9035 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 247 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16566268 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/566268
Air control valve Sep 9, 2019 Issued
Array ( [id] => 17097643 [patent_doc_number] => 20210285434 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-09-16 [patent_title] => CAPACITY CONTROL VALVE [patent_app_type] => utility [patent_app_number] => 17/258708 [patent_app_country] => US [patent_app_date] => 2019-08-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8580 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 151 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17258708 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/258708
Capacity control valve Aug 6, 2019 Issued
Array ( [id] => 16924180 [patent_doc_number] => 11045637 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-06-29 [patent_title] => Color-coded roller clamp apparatus [patent_app_type] => utility [patent_app_number] => 16/528770 [patent_app_country] => US [patent_app_date] => 2019-08-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 7 [patent_no_of_words] => 1586 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 307 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16528770 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/528770
Color-coded roller clamp apparatus Jul 31, 2019 Issued
Array ( [id] => 17126850 [patent_doc_number] => 20210301619 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-09-30 [patent_title] => BLOWOUT PREVENTER TESTING APPARATUS AND METHOD [patent_app_type] => utility [patent_app_number] => 17/264211 [patent_app_country] => US [patent_app_date] => 2019-07-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5461 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 57 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17264211 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/264211
Blowout preventer testing apparatus and method Jul 30, 2019 Issued
Array ( [id] => 17052877 [patent_doc_number] => 20210262311 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-08-26 [patent_title] => KINETIC RAM HAVING PRESSURE RELIEF DEVICE [patent_app_type] => utility [patent_app_number] => 17/261004 [patent_app_country] => US [patent_app_date] => 2019-07-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3162 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -24 [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] => 17261004 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/261004
Kinetic ram having pressure relief device Jul 29, 2019 Issued
Array ( [id] => 16583700 [patent_doc_number] => 20210018102 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-01-21 [patent_title] => MEMBRANELESS FLUIDIC DEVICES [patent_app_type] => utility [patent_app_number] => 16/516640 [patent_app_country] => US [patent_app_date] => 2019-07-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 22153 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 138 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16516640 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/516640
Membraneless fluid-controlled valve Jul 18, 2019 Issued
Array ( [id] => 17251869 [patent_doc_number] => 11187349 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-11-30 [patent_title] => Micro electrical mechanical system (MEMS) valve [patent_app_type] => utility [patent_app_number] => 16/502440 [patent_app_country] => US [patent_app_date] => 2019-07-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 18 [patent_no_of_words] => 6740 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 175 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16502440 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/502440
Micro electrical mechanical system (MEMS) valve Jul 2, 2019 Issued
Array ( [id] => 17681585 [patent_doc_number] => 11365828 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-06-21 [patent_title] => System and method for detecting position of a valve driven by a solenoid linear actuator [patent_app_type] => utility [patent_app_number] => 16/460554 [patent_app_country] => US [patent_app_date] => 2019-07-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 6468 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 163 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16460554 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/460554
System and method for detecting position of a valve driven by a solenoid linear actuator Jul 1, 2019 Issued
Array ( [id] => 19013762 [patent_doc_number] => 11920683 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-03-05 [patent_title] => Valve arrangement and fluid flow control element [patent_app_type] => utility [patent_app_number] => 17/257123 [patent_app_country] => US [patent_app_date] => 2019-06-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 5941 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 227 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17257123 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/257123
Valve arrangement and fluid flow control element Jun 27, 2019 Issued
Array ( [id] => 15411977 [patent_doc_number] => 20200026311 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-01-23 [patent_title] => FLOW RATE CONTROL APPARATUS, FLOW RATE CONTROL METHOD, AND PROGRAM RECORDING MEDIUM HAVING RECORDED THEREIN PROGRAM FOR FLOW RATE CONTROL APPARATUS [patent_app_type] => utility [patent_app_number] => 16/446934 [patent_app_country] => US [patent_app_date] => 2019-06-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8168 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 174 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16446934 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/446934
Flow rate control apparatus, flow rate control method, and program recording medium having recorded therein program for flow rate control apparatus Jun 19, 2019 Issued
Array ( [id] => 17251855 [patent_doc_number] => 11187334 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-11-30 [patent_title] => Manual reset actuator for diaphragm control valve [patent_app_type] => utility [patent_app_number] => 16/440003 [patent_app_country] => US [patent_app_date] => 2019-06-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 5319 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 343 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16440003 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/440003
Manual reset actuator for diaphragm control valve Jun 12, 2019 Issued
Array ( [id] => 16736163 [patent_doc_number] => 10961801 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-03-30 [patent_title] => Fracturing systems and methods with rams [patent_app_type] => utility [patent_app_number] => 16/440408 [patent_app_country] => US [patent_app_date] => 2019-06-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 20 [patent_figures_cnt] => 44 [patent_no_of_words] => 14556 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 4 [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] => 16440408 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/440408
Fracturing systems and methods with rams Jun 12, 2019 Issued
Array ( [id] => 16736164 [patent_doc_number] => 10961802 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-03-30 [patent_title] => Frac stack well intervention [patent_app_type] => utility [patent_app_number] => 16/440344 [patent_app_country] => US [patent_app_date] => 2019-06-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 17 [patent_figures_cnt] => 39 [patent_no_of_words] => 8984 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 67 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16440344 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/440344
Frac stack well intervention Jun 12, 2019 Issued
Array ( [id] => 14898337 [patent_doc_number] => 20190292934 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-09-26 [patent_title] => STEAM VALVE [patent_app_type] => utility [patent_app_number] => 16/436129 [patent_app_country] => US [patent_app_date] => 2019-06-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9457 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -4 [patent_words_short_claim] => 241 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16436129 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/436129
Steam valve Jun 9, 2019 Issued
Array ( [id] => 18233893 [patent_doc_number] => 11598445 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-03-07 [patent_title] => Inflation valve assembly [patent_app_type] => utility [patent_app_number] => 16/433545 [patent_app_country] => US [patent_app_date] => 2019-06-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 5 [patent_no_of_words] => 4535 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 98 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16433545 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/433545
Inflation valve assembly Jun 5, 2019 Issued
Array ( [id] => 16476971 [patent_doc_number] => 10851905 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2020-12-01 [patent_title] => Multi-motion fail-safe operating gate valve [patent_app_type] => utility [patent_app_number] => 16/433152 [patent_app_country] => US [patent_app_date] => 2019-06-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 16 [patent_no_of_words] => 6089 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 2 [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] => 16433152 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/433152
Multi-motion fail-safe operating gate valve Jun 5, 2019 Issued
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