Search

Lawrence E. Crane

Examiner (ID: 7282, Phone: (571)272-0651 , Office: P/1673 )

Most Active Art Unit
1623
Art Unit(s)
1609, 1211, 1621, 1673, 1802, 1623, 1803, 1203
Total Applications
1975
Issued Applications
1276
Pending Applications
96
Abandoned Applications
610

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 20585914 [patent_doc_number] => 20260071506 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2026-03-12 [patent_title] => DRILLING TOOL CHANGER DEVICE AND A METHOD FOR MAKING THE CHANGE [patent_app_type] => utility [patent_app_number] => 19/395757 [patent_app_country] => US [patent_app_date] => 2025-11-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1165 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -8 [patent_words_short_claim] => 91 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19395757 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/395757
DRILLING TOOL CHANGER DEVICE AND A METHOD FOR MAKING THE CHANGE Nov 19, 2025 Pending
Array ( [id] => 20722849 [patent_doc_number] => 20260139552 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2026-05-21 [patent_title] => WELLBORE TUBULAR STRING HAVING THREADED CONNECTIONS [patent_app_type] => utility [patent_app_number] => 19/389357 [patent_app_country] => US [patent_app_date] => 2025-11-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 443 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [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] => 19389357 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/389357
WELLBORE TUBULAR STRING HAVING THREADED CONNECTIONS Nov 13, 2025 Pending
Array ( [id] => 20407794 [patent_doc_number] => 20250376903 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-12-11 [patent_title] => DOWNHOLE SETTING TOOL WITH EXHAUST DIFFUSER [patent_app_type] => utility [patent_app_number] => 19/301752 [patent_app_country] => US [patent_app_date] => 2025-08-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3400 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [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] => 19301752 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/301752
DOWNHOLE SETTING TOOL WITH EXHAUST DIFFUSER Aug 14, 2025 Pending
Array ( [id] => 20407789 [patent_doc_number] => 20250376898 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-12-11 [patent_title] => INSULATED COILED TUBING FOR PULSED POWER DRILLING [patent_app_type] => utility [patent_app_number] => 19/300148 [patent_app_country] => US [patent_app_date] => 2025-08-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5870 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 63 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19300148 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/300148
INSULATED COILED TUBING FOR PULSED POWER DRILLING Aug 13, 2025 Pending
Array ( [id] => 20379300 [patent_doc_number] => 20250361793 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-11-27 [patent_title] => FLOW-THROUGH PULSING ASSEMBLY FOR USE IN DOWNHOLE OPERATIONS [patent_app_type] => utility [patent_app_number] => 19/295356 [patent_app_country] => US [patent_app_date] => 2025-08-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3486 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => 0 [patent_words_short_claim] => 78 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19295356 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/295356
FLOW-THROUGH PULSING ASSEMBLY FOR USE IN DOWNHOLE OPERATIONS Aug 7, 2025 Pending
Array ( [id] => 20511899 [patent_doc_number] => 20260036000 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2026-02-05 [patent_title] => FIXED CUTTER DRILL BITS INCLUDING CUTTER ELEMENTS WITH VARIABLE EXPOSURES [patent_app_type] => utility [patent_app_number] => 19/287637 [patent_app_country] => US [patent_app_date] => 2025-07-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9607 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -24 [patent_words_short_claim] => 313 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19287637 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/287637
FIXED CUTTER DRILL BITS INCLUDING CUTTER ELEMENTS WITH VARIABLE EXPOSURES Jul 30, 2025 Pending
Array ( [id] => 20321952 [patent_doc_number] => 20250334040 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-10-30 [patent_title] => PACK OFF INDICATOR FOR A WELLBORE OPERATION [patent_app_type] => utility [patent_app_number] => 19/261569 [patent_app_country] => US [patent_app_date] => 2025-07-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2417 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 184 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19261569 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/261569
Pack off indicator for a wellbore operation Jul 6, 2025 Issued
Array ( [id] => 20288892 [patent_doc_number] => 20250314135 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-10-09 [patent_title] => TANDEM SEAL ADAPTER FOR PERFORATING GUNS [patent_app_type] => utility [patent_app_number] => 19/244909 [patent_app_country] => US [patent_app_date] => 2025-06-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3368 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 204 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19244909 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/244909
TANDEM SEAL ADAPTER FOR PERFORATING GUNS Jun 19, 2025 Pending
19/140181 DRILL STRING ROTATION NORMALIZING DEVICE AND METHODS OF USING SAME Jun 16, 2025 Pending
19/134714 LOGGING TOOLS THAT INCLUDE A DISTRIBUTED TENSOR RESISTIVITY LOGGING SYSTEM AND PROCESSES FOR ASSEMBLING AND USING SAME May 30, 2025 Pending
Array ( [id] => 20579033 [patent_doc_number] => 12571277 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-03-10 [patent_title] => Isolation sleeve [patent_app_type] => utility [patent_app_number] => 19/222269 [patent_app_country] => US [patent_app_date] => 2025-05-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 20 [patent_figures_cnt] => 22 [patent_no_of_words] => 0 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 224 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19222269 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/222269
Isolation sleeve May 28, 2025 Issued
19/131257 FULLY SEALED DOWN THE HOLE HAMMER May 19, 2025 Pending
Array ( [id] => 20337032 [patent_doc_number] => 20250341152 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-11-06 [patent_title] => NOVEL PERFORATING TOOL WITH DYNAMIC UNDERBALANCE MITIGATION AND RELATED METHODS [patent_app_type] => utility [patent_app_number] => 19/199116 [patent_app_country] => US [patent_app_date] => 2025-05-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 0 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 59 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19199116 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/199116
NOVEL PERFORATING TOOL WITH DYNAMIC UNDERBALANCE MITIGATION AND RELATED METHODS May 4, 2025 Pending
Array ( [id] => 20165604 [patent_doc_number] => 20250257650 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-08-14 [patent_title] => FRETTING-WEAR RESISTANT BEACON LID [patent_app_type] => utility [patent_app_number] => 19/196112 [patent_app_country] => US [patent_app_date] => 2025-05-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 0 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 72 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19196112 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/196112
FRETTING-WEAR RESISTANT BEACON LID Apr 30, 2025 Issued
Array ( [id] => 20580732 [patent_doc_number] => 12572986 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-03-10 [patent_title] => Systems and methods for drilling a well [patent_app_type] => utility [patent_app_number] => 19/092971 [patent_app_country] => US [patent_app_date] => 2025-03-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 12 [patent_no_of_words] => 2467 [patent_no_of_claims] => 29 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 304 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19092971 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/092971
Systems and methods for drilling a well Mar 26, 2025 Issued
Array ( [id] => 20623001 [patent_doc_number] => 12590502 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-03-31 [patent_title] => Automatic setting support for a slip hanger [patent_app_type] => utility [patent_app_number] => 19/072839 [patent_app_country] => US [patent_app_date] => 2025-03-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 11 [patent_no_of_words] => 2303 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 171 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19072839 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/072839
Automatic setting support for a slip hanger Mar 5, 2025 Issued
Array ( [id] => 20025546 [patent_doc_number] => 20250163768 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-05-22 [patent_title] => SYSTEMS AND METHODS FOR DETERMINING WEAR OF DOWNHOLE TOOLS [patent_app_type] => utility [patent_app_number] => 19/034785 [patent_app_country] => US [patent_app_date] => 2025-01-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 24394 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 121 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19034785 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/034785
SYSTEMS AND METHODS FOR DETERMINING WEAR OF DOWNHOLE TOOLS Jan 22, 2025 Pending
Array ( [id] => 20772037 [patent_doc_number] => 12655700 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-06-16 [patent_title] => Method and apparatus for setting downhole plugs and other objects in wellbores [patent_app_type] => utility [patent_app_number] => 19/018001 [patent_app_country] => US [patent_app_date] => 2025-01-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 12 [patent_no_of_words] => 1150 [patent_no_of_claims] => 35 [patent_no_of_ind_claims] => 4 [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] => 19018001 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/018001
Method and apparatus for setting downhole plugs and other objects in wellbores Jan 12, 2025 Issued
Array ( [id] => 20008148 [patent_doc_number] => 20250146370 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-05-08 [patent_title] => DRILLING TOOL CHANGER DEVICE AND A METHOD FOR MAKING THE CHANGE [patent_app_type] => utility [patent_app_number] => 19/016834 [patent_app_country] => US [patent_app_date] => 2025-01-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1164 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [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] => 19016834 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/016834
Drilling tool changer device and a method for making the change Jan 9, 2025 Issued
Array ( [id] => 19991462 [patent_doc_number] => 20250129684 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-04-24 [patent_title] => ELECTRICALLY ACTUATED ANNULAR SYSTEM AND METHOD FOR USE IN BLOWOUT PREVENTER [patent_app_type] => utility [patent_app_number] => 18/953272 [patent_app_country] => US [patent_app_date] => 2024-11-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 0 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -10 [patent_words_short_claim] => 121 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18953272 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/953272
Electrically actuated annular system and method for use in blowout preventer Nov 19, 2024 Issued
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