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] => 2084722 [patent_doc_number] => 04463805 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1984-08-07 [patent_title] => 'Method for tertiary recovery of oil' [patent_app_type] => 1 [patent_app_number] => 6/425541 [patent_app_country] => US [patent_app_date] => 1982-09-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 6 [patent_no_of_words] => 6444 [patent_no_of_claims] => 35 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 162 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/463/04463805.pdf [firstpage_image] =>[orig_patent_app_number] => 425541 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/425541
Method for tertiary recovery of oil Sep 27, 1982 Issued
06/420987 FORMATION FRACTURING WITH STABLE FOAM Sep 20, 1982 Abandoned
06/420418 SOLVENT STIMULATION IN HEAVY OIL WELLS PRODUCING A LARGE FRACTION OF WATER Sep 19, 1982 Abandoned
Array ( [id] => 2168109 [patent_doc_number] => 04557329 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1985-12-10 [patent_title] => 'Oil recovery by in-situ combustion' [patent_app_type] => 1 [patent_app_number] => 6/417996 [patent_app_country] => US [patent_app_date] => 1982-09-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 5 [patent_no_of_words] => 4953 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 9 [patent_words_short_claim] => 146 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/557/04557329.pdf [firstpage_image] =>[orig_patent_app_number] => 417996 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/417996
Oil recovery by in-situ combustion Sep 13, 1982 Issued
Array ( [id] => 2057135 [patent_doc_number] => 04452309 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1984-06-05 [patent_title] => 'Method and means for uniformly distributing both phases of steam on the walls of a well' [patent_app_type] => 1 [patent_app_number] => 6/416796 [patent_app_country] => US [patent_app_date] => 1982-09-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 5 [patent_no_of_words] => 3111 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 101 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/452/04452309.pdf [firstpage_image] =>[orig_patent_app_number] => 416796 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/416796
Method and means for uniformly distributing both phases of steam on the walls of a well Sep 12, 1982 Issued
Array ( [id] => 2060183 [patent_doc_number] => 04440225 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1984-04-03 [patent_title] => 'Oil recovery using modified heteropolysaccharides in buffered brine' [patent_app_type] => 1 [patent_app_number] => 6/417439 [patent_app_country] => US [patent_app_date] => 1982-09-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3117 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 421 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/440/04440225.pdf [firstpage_image] =>[orig_patent_app_number] => 417439 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/417439
Oil recovery using modified heteropolysaccharides in buffered brine Sep 12, 1982 Issued
Array ( [id] => 2093111 [patent_doc_number] => 04474409 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1984-10-02 [patent_title] => 'Method of enhancing the removal of methane gas and associated fluids from mine boreholes' [patent_app_type] => 1 [patent_app_number] => 6/416192 [patent_app_country] => US [patent_app_date] => 1982-09-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 2477 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 219 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/474/04474409.pdf [firstpage_image] =>[orig_patent_app_number] => 416192 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/416192
Method of enhancing the removal of methane gas and associated fluids from mine boreholes Sep 8, 1982 Issued
Array ( [id] => 2089614 [patent_doc_number] => 04456080 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1984-06-26 [patent_title] => 'Stabilizer method and apparatus for earth-boring operations' [patent_app_type] => 1 [patent_app_number] => 6/415895 [patent_app_country] => US [patent_app_date] => 1982-09-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 10 [patent_no_of_words] => 4424 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 115 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/456/04456080.pdf [firstpage_image] =>[orig_patent_app_number] => 415895 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/415895
Stabilizer method and apparatus for earth-boring operations Sep 7, 1982 Issued
Array ( [id] => 2087594 [patent_doc_number] => 04442895 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1984-04-17 [patent_title] => 'Method of hydrofracture in underground formations' [patent_app_type] => 1 [patent_app_number] => 6/415538 [patent_app_country] => US [patent_app_date] => 1982-09-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 4 [patent_no_of_words] => 2826 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 113 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/442/04442895.pdf [firstpage_image] =>[orig_patent_app_number] => 415538 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/415538
Method of hydrofracture in underground formations Sep 6, 1982 Issued
06/413455 PLUGGING WELLBORES WITH POLYACRYLIC ACID SHEAR THICKENING COMPOSITION Aug 30, 1982 Abandoned
Array ( [id] => 2061801 [patent_doc_number] => 04458752 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1984-07-10 [patent_title] => 'Downhole tool inflatable packer assembly' [patent_app_type] => 1 [patent_app_number] => 6/411799 [patent_app_country] => US [patent_app_date] => 1982-08-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 15 [patent_no_of_words] => 7983 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 300 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/458/04458752.pdf [firstpage_image] =>[orig_patent_app_number] => 411799 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/411799
Downhole tool inflatable packer assembly Aug 25, 1982 Issued
Array ( [id] => 2048086 [patent_doc_number] => 04388968 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1983-06-21 [patent_title] => 'Downhole tool suction screen assembly' [patent_app_type] => 1 [patent_app_number] => 6/411727 [patent_app_country] => US [patent_app_date] => 1982-08-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 15 [patent_no_of_words] => 7979 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 159 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/388/04388968.pdf [firstpage_image] =>[orig_patent_app_number] => 411727 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/411727
Downhole tool suction screen assembly Aug 25, 1982 Issued
Array ( [id] => 2036321 [patent_doc_number] => 04412584 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1983-11-01 [patent_title] => 'Downhole tool intake port assembly' [patent_app_type] => 1 [patent_app_number] => 6/411728 [patent_app_country] => US [patent_app_date] => 1982-08-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 15 [patent_no_of_words] => 7971 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 191 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/412/04412584.pdf [firstpage_image] =>[orig_patent_app_number] => 411728 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/411728
Downhole tool intake port assembly Aug 25, 1982 Issued
Array ( [id] => 2094633 [patent_doc_number] => 04457367 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1984-07-03 [patent_title] => 'Downhole pump and testing apparatus' [patent_app_type] => 1 [patent_app_number] => 6/411800 [patent_app_country] => US [patent_app_date] => 1982-08-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 15 [patent_no_of_words] => 7978 [patent_no_of_claims] => 7 [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/04/457/04457367.pdf [firstpage_image] =>[orig_patent_app_number] => 411800 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/411800
Downhole pump and testing apparatus Aug 25, 1982 Issued
Array ( [id] => 2069995 [patent_doc_number] => 04460043 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1984-07-17 [patent_title] => 'Method of enhancing oil recovery by use of exopolymer producing microorganisms' [patent_app_type] => 1 [patent_app_number] => 6/405371 [patent_app_country] => US [patent_app_date] => 1982-08-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 3 [patent_no_of_words] => 4658 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 118 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/460/04460043.pdf [firstpage_image] =>[orig_patent_app_number] => 405371 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/405371
Method of enhancing oil recovery by use of exopolymer producing microorganisms Aug 4, 1982 Issued
Array ( [id] => 2190139 [patent_doc_number] => 04526230 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1985-07-02 [patent_title] => 'Double walled screen-filter with perforated joints' [patent_app_type] => 1 [patent_app_number] => 6/404146 [patent_app_country] => US [patent_app_date] => 1982-08-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 9 [patent_no_of_words] => 3708 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 20 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/526/04526230.pdf [firstpage_image] =>[orig_patent_app_number] => 404146 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/404146
Double walled screen-filter with perforated joints Aug 1, 1982 Issued
Array ( [id] => 2058866 [patent_doc_number] => 04452490 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1984-06-05 [patent_title] => 'Treatment of subterranean uranium-bearing formations' [patent_app_type] => 1 [patent_app_number] => 6/400803 [patent_app_country] => US [patent_app_date] => 1982-07-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2754 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 95 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/452/04452490.pdf [firstpage_image] =>[orig_patent_app_number] => 400803 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/400803
Treatment of subterranean uranium-bearing formations Jul 21, 1982 Issued
Array ( [id] => 2082701 [patent_doc_number] => 04475594 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1984-10-09 [patent_title] => 'Plugging wellbores' [patent_app_type] => 1 [patent_app_number] => 6/392722 [patent_app_country] => US [patent_app_date] => 1982-06-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 7304 [patent_no_of_claims] => 43 [patent_no_of_ind_claims] => 7 [patent_words_short_claim] => 29 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/475/04475594.pdf [firstpage_image] =>[orig_patent_app_number] => 392722 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/392722
Plugging wellbores Jun 27, 1982 Issued
Array ( [id] => 2071411 [patent_doc_number] => 04444264 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1984-04-24 [patent_title] => 'Method of using a diverting material for well treatment' [patent_app_type] => 1 [patent_app_number] => 6/389314 [patent_app_country] => US [patent_app_date] => 1982-06-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2629 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 70 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/444/04444264.pdf [firstpage_image] =>[orig_patent_app_number] => 389314 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/389314
Method of using a diverting material for well treatment Jun 16, 1982 Issued
Array ( [id] => 2077173 [patent_doc_number] => 04449586 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1984-05-22 [patent_title] => 'Process for the recovery of hydrocarbons from oil shale' [patent_app_type] => 1 [patent_app_number] => 6/387404 [patent_app_country] => US [patent_app_date] => 1982-06-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5634 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 105 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/449/04449586.pdf [firstpage_image] =>[orig_patent_app_number] => 387404 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/387404
Process for the recovery of hydrocarbons from oil shale Jun 10, 1982 Issued
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