Search

John W Eldred

Examiner (ID: 14277, Phone: (571)272-6901 , Office: P/3641 )

Most Active Art Unit
3641
Art Unit(s)
3641, 2899, 2201, 3644
Total Applications
3277
Issued Applications
2707
Pending Applications
193
Abandoned Applications
375

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 18590707 [patent_doc_number] => 11739593 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-08-29 [patent_title] => Drill bit assembly for percussion drill tools [patent_app_type] => utility [patent_app_number] => 17/294135 [patent_app_country] => US [patent_app_date] => 2019-11-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 21 [patent_figures_cnt] => 21 [patent_no_of_words] => 6129 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 136 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17294135 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/294135
Drill bit assembly for percussion drill tools Nov 19, 2019 Issued
Array ( [id] => 18620858 [patent_doc_number] => 11753886 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-09-12 [patent_title] => Expandable metal packing stacks [patent_app_type] => utility [patent_app_number] => 17/051762 [patent_app_country] => US [patent_app_date] => 2019-11-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 6 [patent_no_of_words] => 5777 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 96 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17051762 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/051762
Expandable metal packing stacks Nov 13, 2019 Issued
Array ( [id] => 17336754 [patent_doc_number] => 20220003085 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-01-06 [patent_title] => BALLISTIC CENTERING CHARGES [patent_app_type] => utility [patent_app_number] => 17/294958 [patent_app_country] => US [patent_app_date] => 2019-11-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5310 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 58 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17294958 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/294958
BALLISTIC CENTERING CHARGES Nov 11, 2019 Pending
Array ( [id] => 16824971 [patent_doc_number] => 20210140264 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-05-13 [patent_title] => APPARATUS FOR ISOLATING ONE OR MORE ZONES IN A WELL [patent_app_type] => utility [patent_app_number] => 16/676506 [patent_app_country] => US [patent_app_date] => 2019-11-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3862 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 150 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16676506 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/676506
Apparatus for isolating one or more zones in a well Nov 6, 2019 Issued
Array ( [id] => 15528265 [patent_doc_number] => 20200056438 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-02-20 [patent_title] => REPULSION FORCE SYSTEMS AND METHODS FOR METAL FISH RETRIEVAL [patent_app_type] => utility [patent_app_number] => 16/663793 [patent_app_country] => US [patent_app_date] => 2019-10-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3347 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -3 [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] => 16663793 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/663793
Repulsion force systems and methods for metal fish retrieval Oct 24, 2019 Issued
Array ( [id] => 16673860 [patent_doc_number] => 20210062623 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-03-04 [patent_title] => PERFORATION TOOL AND METHODS OF USE [patent_app_type] => utility [patent_app_number] => 16/556588 [patent_app_country] => US [patent_app_date] => 2019-08-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4305 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 53 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16556588 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/556588
Perforation tool and methods of use Aug 29, 2019 Issued
Array ( [id] => 16665579 [patent_doc_number] => 10934816 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-03-02 [patent_title] => Well fracturing manifold apparatus [patent_app_type] => utility [patent_app_number] => 16/542984 [patent_app_country] => US [patent_app_date] => 2019-08-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 8 [patent_no_of_words] => 3528 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 139 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16542984 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/542984
Well fracturing manifold apparatus Aug 15, 2019 Issued
Array ( [id] => 17022893 [patent_doc_number] => 20210246764 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-08-12 [patent_title] => NOZZLE FOR STEAM INJECTION AND STEAM CHOKING [patent_app_type] => utility [patent_app_number] => 17/264215 [patent_app_country] => US [patent_app_date] => 2019-08-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5782 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -5 [patent_words_short_claim] => 208 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17264215 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/264215
Nozzle for steam injection and steam choking Aug 11, 2019 Issued
Array ( [id] => 17045373 [patent_doc_number] => 11098543 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-08-24 [patent_title] => Hydraulic pressure converter with modular force multiplier for downhole tools [patent_app_type] => utility [patent_app_number] => 16/537834 [patent_app_country] => US [patent_app_date] => 2019-08-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 9 [patent_no_of_words] => 4398 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 24 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16537834 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/537834
Hydraulic pressure converter with modular force multiplier for downhole tools Aug 11, 2019 Issued
Array ( [id] => 15455737 [patent_doc_number] => 20200040693 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-02-06 [patent_title] => ANNULAR BARRIER SYSTEM [patent_app_type] => utility [patent_app_number] => 16/531289 [patent_app_country] => US [patent_app_date] => 2019-08-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5490 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [patent_words_short_claim] => 181 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16531289 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/531289
Annular barrier system Aug 4, 2019 Issued
Array ( [id] => 16704835 [patent_doc_number] => 10954758 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2021-03-23 [patent_title] => Device and working method for drilling hydrate micro-borehole and performing fast completion [patent_app_type] => utility [patent_app_number] => 16/646471 [patent_app_country] => US [patent_app_date] => 2019-07-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 5 [patent_no_of_words] => 3374 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 282 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16646471 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/646471
Device and working method for drilling hydrate micro-borehole and performing fast completion Jul 29, 2019 Issued
Array ( [id] => 17075344 [patent_doc_number] => 11111732 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-09-07 [patent_title] => Drill bits with incorporated sensing systems [patent_app_type] => utility [patent_app_number] => 16/525039 [patent_app_country] => US [patent_app_date] => 2019-07-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 9 [patent_no_of_words] => 10907 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 142 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16525039 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/525039
Drill bits with incorporated sensing systems Jul 28, 2019 Issued
Array ( [id] => 16021485 [patent_doc_number] => 20200185586 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-06-11 [patent_title] => SYSTEMS AND METHODS FOR SELECTIVELY PRODUCING STEAM FROM SOLAR COLLECTORS AND HEATERS FOR PROCESSES INCLUDING ENHANCED OIL RECOVERY [patent_app_type] => utility [patent_app_number] => 16/516406 [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] => 14634 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [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] => 16516406 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/516406
SYSTEMS AND METHODS FOR SELECTIVELY PRODUCING STEAM FROM SOLAR COLLECTORS AND HEATERS FOR PROCESSES INCLUDING ENHANCED OIL RECOVERY Jul 18, 2019 Abandoned
Array ( [id] => 15267573 [patent_doc_number] => 20190382520 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-12-19 [patent_title] => METHOD FOR PRODUCING RUBBER MEMBER FOR DOWNHOLE TOOL [patent_app_type] => utility [patent_app_number] => 16/515221 [patent_app_country] => US [patent_app_date] => 2019-07-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 20718 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -10 [patent_words_short_claim] => 40 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16515221 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/515221
METHOD FOR PRODUCING RUBBER MEMBER FOR DOWNHOLE TOOL Jul 17, 2019 Abandoned
Array ( [id] => 17713942 [patent_doc_number] => 11377927 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-07-05 [patent_title] => Method of remediating leaks in a cement sheath surrounding a wellbore tubular [patent_app_type] => utility [patent_app_number] => 17/261266 [patent_app_country] => US [patent_app_date] => 2019-07-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 6 [patent_no_of_words] => 2431 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 1 [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] => 17261266 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/261266
Method of remediating leaks in a cement sheath surrounding a wellbore tubular Jul 14, 2019 Issued
Array ( [id] => 18085990 [patent_doc_number] => 11536115 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-12-27 [patent_title] => Flow control nozzle and system [patent_app_type] => utility [patent_app_number] => 17/258689 [patent_app_country] => US [patent_app_date] => 2019-07-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 20 [patent_no_of_words] => 8502 [patent_no_of_claims] => 34 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 177 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17258689 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/258689
Flow control nozzle and system Jul 7, 2019 Issued
Array ( [id] => 17082715 [patent_doc_number] => 20210277721 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-09-09 [patent_title] => FIXED CUTTER DRILL BIT WITH HIGH FLUID PRESSURES [patent_app_type] => utility [patent_app_number] => 17/258512 [patent_app_country] => US [patent_app_date] => 2019-07-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7633 [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] => 17258512 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/258512
Fixed cutter drill bit with high fluid pressures Jul 4, 2019 Issued
Array ( [id] => 15088815 [patent_doc_number] => 20190339218 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-11-07 [patent_title] => ROLLER CONE RESISTIVITY SENSOR [patent_app_type] => utility [patent_app_number] => 16/460586 [patent_app_country] => US [patent_app_date] => 2019-07-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 17407 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [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] => 16460586 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/460586
Roller cone resistivity sensor Jul 1, 2019 Issued
Array ( [id] => 17330424 [patent_doc_number] => 11220878 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2022-01-11 [patent_title] => Mechanically activated system and method of deploying frac balls in a wellhead connection [patent_app_type] => utility [patent_app_number] => 16/502014 [patent_app_country] => US [patent_app_date] => 2019-07-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 13 [patent_no_of_words] => 2903 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 139 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16502014 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/502014
Mechanically activated system and method of deploying frac balls in a wellhead connection Jul 1, 2019 Issued
Array ( [id] => 16635663 [patent_doc_number] => 10914161 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-02-09 [patent_title] => Tool for measuring corrosion in oil wells and method for measuring corrosion [patent_app_type] => utility [patent_app_number] => 16/458631 [patent_app_country] => US [patent_app_date] => 2019-07-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 6 [patent_no_of_words] => 3571 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 228 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16458631 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/458631
Tool for measuring corrosion in oil wells and method for measuring corrosion Jun 30, 2019 Issued
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