Search

Leonard E. Smith

Examiner (ID: 13908)

Most Active Art Unit
3403
Art Unit(s)
2899, 3403, 3502, 3402
Total Applications
1086
Issued Applications
977
Pending Applications
2
Abandoned Applications
107

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 2475315 [patent_doc_number] => 04800960 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1989-01-31 [patent_title] => 'Consolidatable gravel pack method' [patent_app_type] => 1 [patent_app_number] => 7/135162 [patent_app_country] => US [patent_app_date] => 1987-12-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5494 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 201 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/800/04800960.pdf [firstpage_image] =>[orig_patent_app_number] => 135162 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/135162
Consolidatable gravel pack method Dec 17, 1987 Issued
Array ( [id] => 2466768 [patent_doc_number] => 04819746 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1989-04-11 [patent_title] => 'Reverse circulation down-the-hole hammer drill and bit therefor' [patent_app_type] => 1 [patent_app_number] => 7/134833 [patent_app_country] => US [patent_app_date] => 1987-12-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 23 [patent_no_of_words] => 7787 [patent_no_of_claims] => 33 [patent_no_of_ind_claims] => 7 [patent_words_short_claim] => 130 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/819/04819746.pdf [firstpage_image] =>[orig_patent_app_number] => 134833 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/134833
Reverse circulation down-the-hole hammer drill and bit therefor Dec 17, 1987 Issued
Array ( [id] => 2377183 [patent_doc_number] => 04781250 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1988-11-01 [patent_title] => 'Pressure actuated cleaning tool' [patent_app_type] => 1 [patent_app_number] => 7/132777 [patent_app_country] => US [patent_app_date] => 1987-12-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 10 [patent_no_of_words] => 3281 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 135 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/781/04781250.pdf [firstpage_image] =>[orig_patent_app_number] => 132777 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/132777
Pressure actuated cleaning tool Dec 13, 1987 Issued
Array ( [id] => 2373765 [patent_doc_number] => 04771832 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1988-09-20 [patent_title] => 'Wellhead with eccentric casing seal ring' [patent_app_type] => 1 [patent_app_number] => 7/130757 [patent_app_country] => US [patent_app_date] => 1987-12-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 5 [patent_no_of_words] => 2735 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 225 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/771/04771832.pdf [firstpage_image] =>[orig_patent_app_number] => 130757 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/130757
Wellhead with eccentric casing seal ring Dec 8, 1987 Issued
Array ( [id] => 2372375 [patent_doc_number] => 04775017 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1988-10-04 [patent_title] => 'Drilling using downhole drilling tools' [patent_app_type] => 1 [patent_app_number] => 7/133062 [patent_app_country] => US [patent_app_date] => 1987-12-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 3 [patent_no_of_words] => 3160 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 175 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/775/04775017.pdf [firstpage_image] =>[orig_patent_app_number] => 133062 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/133062
Drilling using downhole drilling tools Dec 8, 1987 Issued
Array ( [id] => 2529431 [patent_doc_number] => 04809779 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1989-03-07 [patent_title] => 'Arrangement for cleaning internal surface of casing strings' [patent_app_type] => 1 [patent_app_number] => 7/128413 [patent_app_country] => US [patent_app_date] => 1987-12-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 4 [patent_no_of_words] => 4205 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 140 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/809/04809779.pdf [firstpage_image] =>[orig_patent_app_number] => 128413 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/128413
Arrangement for cleaning internal surface of casing strings Dec 2, 1987 Issued
Array ( [id] => 2544579 [patent_doc_number] => 04848455 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1989-07-18 [patent_title] => 'Flexible drill rod feeding apparatus for quick rotary deep drilling' [patent_app_type] => 1 [patent_app_number] => 7/126236 [patent_app_country] => US [patent_app_date] => 1987-11-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 5 [patent_no_of_words] => 2827 [patent_no_of_claims] => 12 [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] => patents/04/848/04848455.pdf [firstpage_image] =>[orig_patent_app_number] => 126236 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/126236
Flexible drill rod feeding apparatus for quick rotary deep drilling Nov 26, 1987 Issued
Array ( [id] => 2494459 [patent_doc_number] => 04794986 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1989-01-03 [patent_title] => 'Reticulated centralizing apparatus' [patent_app_type] => 1 [patent_app_number] => 7/126193 [patent_app_country] => US [patent_app_date] => 1987-11-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 16 [patent_no_of_words] => 5240 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 94 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/794/04794986.pdf [firstpage_image] =>[orig_patent_app_number] => 126193 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/126193
Reticulated centralizing apparatus Nov 26, 1987 Issued
07/125591 APPARATUS AND METHOD FOR ENHANCED OIL RECOVERY Nov 24, 1987 Issued
Array ( [id] => 2491449 [patent_doc_number] => 04830113 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1989-05-16 [patent_title] => 'Well pumping method and apparatus' [patent_app_type] => 1 [patent_app_number] => 7/123301 [patent_app_country] => US [patent_app_date] => 1987-11-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 4 [patent_no_of_words] => 2109 [patent_no_of_claims] => 29 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 68 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/830/04830113.pdf [firstpage_image] =>[orig_patent_app_number] => 123301 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/123301
Well pumping method and apparatus Nov 19, 1987 Issued
Array ( [id] => 2432737 [patent_doc_number] => 04790381 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1988-12-13 [patent_title] => 'Centralizing devices for use in bore-holes' [patent_app_type] => 1 [patent_app_number] => 7/118757 [patent_app_country] => US [patent_app_date] => 1987-11-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 6 [patent_no_of_words] => 4581 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 300 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/790/04790381.pdf [firstpage_image] =>[orig_patent_app_number] => 118757 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/118757
Centralizing devices for use in bore-holes Nov 5, 1987 Issued
Array ( [id] => 2543787 [patent_doc_number] => 04815791 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1989-03-28 [patent_title] => 'Bedded mineral extraction process' [patent_app_type] => 1 [patent_app_number] => 7/111246 [patent_app_country] => US [patent_app_date] => 1987-10-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 16 [patent_no_of_words] => 4211 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 101 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/815/04815791.pdf [firstpage_image] =>[orig_patent_app_number] => 111246 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/111246
Bedded mineral extraction process Oct 21, 1987 Issued
Array ( [id] => 2406965 [patent_doc_number] => 04787466 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1988-11-29 [patent_title] => 'Cutting component' [patent_app_type] => 1 [patent_app_number] => 7/105094 [patent_app_country] => US [patent_app_date] => 1987-10-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 4 [patent_no_of_words] => 943 [patent_no_of_claims] => 2 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 117 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/787/04787466.pdf [firstpage_image] =>[orig_patent_app_number] => 105094 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/105094
Cutting component Oct 4, 1987 Issued
Array ( [id] => 2378958 [patent_doc_number] => 04768598 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1988-09-06 [patent_title] => 'Fluid pressure actuated bypass and pressure indicating relief valve' [patent_app_type] => 1 [patent_app_number] => 7/103306 [patent_app_country] => US [patent_app_date] => 1987-10-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 6 [patent_no_of_words] => 5741 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 8 [patent_words_short_claim] => 110 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/768/04768598.pdf [firstpage_image] =>[orig_patent_app_number] => 103306 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/103306
Fluid pressure actuated bypass and pressure indicating relief valve Sep 30, 1987 Issued
Array ( [id] => 2654824 [patent_doc_number] => 05025865 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-06-25 [patent_title] => 'Subsea oil production system' [patent_app_type] => 1 [patent_app_number] => 7/102366 [patent_app_country] => US [patent_app_date] => 1987-09-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 2206 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 168 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/025/05025865.pdf [firstpage_image] =>[orig_patent_app_number] => 102366 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/102366
Subsea oil production system Sep 28, 1987 Issued
Array ( [id] => 2410933 [patent_doc_number] => 04762178 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1988-08-09 [patent_title] => 'Oil recovery with water containing carbonate salt and CO.sub.2' [patent_app_type] => 1 [patent_app_number] => 7/099649 [patent_app_country] => US [patent_app_date] => 1987-09-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 2 [patent_no_of_words] => 2269 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 85 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/762/04762178.pdf [firstpage_image] =>[orig_patent_app_number] => 099649 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/099649
Oil recovery with water containing carbonate salt and CO.sub.2 Sep 23, 1987 Issued
Array ( [id] => 2535777 [patent_doc_number] => 04813486 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1989-03-21 [patent_title] => 'Retractable slip assembly' [patent_app_type] => 1 [patent_app_number] => 7/100303 [patent_app_country] => US [patent_app_date] => 1987-09-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 11 [patent_no_of_words] => 3075 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 225 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/813/04813486.pdf [firstpage_image] =>[orig_patent_app_number] => 100303 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/100303
Retractable slip assembly Sep 22, 1987 Issued
Array ( [id] => 2431610 [patent_doc_number] => 04756372 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1988-07-12 [patent_title] => 'Tool for closing a well tubing' [patent_app_type] => 1 [patent_app_number] => 7/099683 [patent_app_country] => US [patent_app_date] => 1987-09-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 9 [patent_no_of_words] => 6159 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 186 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/756/04756372.pdf [firstpage_image] =>[orig_patent_app_number] => 099683 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/099683
Tool for closing a well tubing Sep 16, 1987 Issued
Array ( [id] => 2529418 [patent_doc_number] => 04826251 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1989-05-02 [patent_title] => 'Dredging apparatus' [patent_app_type] => 1 [patent_app_number] => 7/097454 [patent_app_country] => US [patent_app_date] => 1987-09-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 5 [patent_no_of_words] => 1730 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 279 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/826/04826251.pdf [firstpage_image] =>[orig_patent_app_number] => 097454 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/097454
Dredging apparatus Sep 15, 1987 Issued
Array ( [id] => 2474141 [patent_doc_number] => 04799551 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1989-01-24 [patent_title] => 'Enhanced oil recovery' [patent_app_type] => 1 [patent_app_number] => 7/094014 [patent_app_country] => US [patent_app_date] => 1987-09-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1227 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 102 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/799/04799551.pdf [firstpage_image] =>[orig_patent_app_number] => 094014 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/094014
Enhanced oil recovery Sep 3, 1987 Issued
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