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] => 2108427 [patent_doc_number] => 04436153 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1984-03-13 [patent_title] => 'In-situ combustion method for controlled thermal linking of wells' [patent_app_type] => 1 [patent_app_number] => 6/336200 [patent_app_country] => US [patent_app_date] => 1981-12-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 3059 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 118 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/436/04436153.pdf [firstpage_image] =>[orig_patent_app_number] => 336200 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/336200
In-situ combustion method for controlled thermal linking of wells Dec 30, 1981 Issued
Array ( [id] => 2089486 [patent_doc_number] => 04456066 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1984-06-26 [patent_title] => 'Visbreaking-enhanced thermal recovery method utilizing high temperature steam' [patent_app_type] => 1 [patent_app_number] => 6/334345 [patent_app_country] => US [patent_app_date] => 1981-12-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 2 [patent_no_of_words] => 1887 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 115 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/456/04456066.pdf [firstpage_image] =>[orig_patent_app_number] => 334345 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/334345
Visbreaking-enhanced thermal recovery method utilizing high temperature steam Dec 23, 1981 Issued
Array ( [id] => 2071565 [patent_doc_number] => 04444280 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1984-04-24 [patent_title] => 'Drill cuttings conveying apparatus with flexible duct for improved ground clearance' [patent_app_type] => 1 [patent_app_number] => 6/332616 [patent_app_country] => US [patent_app_date] => 1981-12-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 2983 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 209 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/444/04444280.pdf [firstpage_image] =>[orig_patent_app_number] => 332616 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/332616
Drill cuttings conveying apparatus with flexible duct for improved ground clearance Dec 20, 1981 Issued
Array ( [id] => 2033004 [patent_doc_number] => 04413680 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1983-11-08 [patent_title] => 'Permeability reduction in subterranean reservoirs' [patent_app_type] => 1 [patent_app_number] => 6/332940 [patent_app_country] => US [patent_app_date] => 1981-12-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6918 [patent_no_of_claims] => 25 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 180 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/413/04413680.pdf [firstpage_image] =>[orig_patent_app_number] => 332940 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/332940
Permeability reduction in subterranean reservoirs Dec 20, 1981 Issued
Array ( [id] => 2080261 [patent_doc_number] => 04434848 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1984-03-06 [patent_title] => 'Maximizing fracture extension in massive hydraulic fracturing' [patent_app_type] => 1 [patent_app_number] => 6/332026 [patent_app_country] => US [patent_app_date] => 1981-12-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 1956 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 87 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/434/04434848.pdf [firstpage_image] =>[orig_patent_app_number] => 332026 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/332026
Maximizing fracture extension in massive hydraulic fracturing Dec 17, 1981 Issued
Array ( [id] => 2080566 [patent_doc_number] => 04465138 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1984-08-14 [patent_title] => 'Cyclic thermal solvent recovery method utilizing visbroken produced crude oil' [patent_app_type] => 1 [patent_app_number] => 6/331426 [patent_app_country] => US [patent_app_date] => 1981-12-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 1540 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 136 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/465/04465138.pdf [firstpage_image] =>[orig_patent_app_number] => 331426 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/331426
Cyclic thermal solvent recovery method utilizing visbroken produced crude oil Dec 15, 1981 Issued
Array ( [id] => 2073790 [patent_doc_number] => 04461350 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1984-07-24 [patent_title] => 'Thermal solvent recovery method utilizing visbroken produced crude oil' [patent_app_type] => 1 [patent_app_number] => 6/331425 [patent_app_country] => US [patent_app_date] => 1981-12-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 1633 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 137 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/461/04461350.pdf [firstpage_image] =>[orig_patent_app_number] => 331425 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/331425
Thermal solvent recovery method utilizing visbroken produced crude oil Dec 15, 1981 Issued
Array ( [id] => 2060349 [patent_doc_number] => 04440243 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1984-04-03 [patent_title] => 'Drill cuttings conveying head with wet cuttings diverter' [patent_app_type] => 1 [patent_app_number] => 6/330134 [patent_app_country] => US [patent_app_date] => 1981-12-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 3 [patent_no_of_words] => 2634 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 150 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/440/04440243.pdf [firstpage_image] =>[orig_patent_app_number] => 330134 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/330134
Drill cuttings conveying head with wet cuttings diverter Dec 13, 1981 Issued
Array ( [id] => 2189279 [patent_doc_number] => 04494605 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1985-01-22 [patent_title] => 'Sand control employing halogenated, oil soluble hydrocarbons' [patent_app_type] => 1 [patent_app_number] => 6/329906 [patent_app_country] => US [patent_app_date] => 1981-12-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 4654 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 71 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/494/04494605.pdf [firstpage_image] =>[orig_patent_app_number] => 329906 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/329906
Sand control employing halogenated, oil soluble hydrocarbons Dec 10, 1981 Issued
Array ( [id] => 2108851 [patent_doc_number] => 04438815 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1984-03-27 [patent_title] => 'Foam gravel packing' [patent_app_type] => 1 [patent_app_number] => 6/323787 [patent_app_country] => US [patent_app_date] => 1981-11-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 4927 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 106 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/438/04438815.pdf [firstpage_image] =>[orig_patent_app_number] => 323787 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/323787
Foam gravel packing Nov 22, 1981 Issued
Array ( [id] => 2096974 [patent_doc_number] => 04441554 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1984-04-10 [patent_title] => 'Method for the underground gasification of coal or browncoal' [patent_app_type] => 1 [patent_app_number] => 6/322476 [patent_app_country] => US [patent_app_date] => 1981-11-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 5 [patent_no_of_words] => 3710 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 7 [patent_words_short_claim] => 35 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/441/04441554.pdf [firstpage_image] =>[orig_patent_app_number] => 322476 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/322476
Method for the underground gasification of coal or browncoal Nov 17, 1981 Issued
Array ( [id] => 2026446 [patent_doc_number] => 04396063 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1983-08-02 [patent_title] => 'Process and system for providing multiple streams of wet steam having substantially equal quality for recovering heavy oil' [patent_app_type] => 1 [patent_app_number] => 6/321838 [patent_app_country] => US [patent_app_date] => 1981-11-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 2954 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 157 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/396/04396063.pdf [firstpage_image] =>[orig_patent_app_number] => 321838 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/321838
Process and system for providing multiple streams of wet steam having substantially equal quality for recovering heavy oil Nov 15, 1981 Issued
06/320236 VISCOUS OIL RECOVERY METHOD Nov 11, 1981 Abandoned
Array ( [id] => 2071355 [patent_doc_number] => 04444258 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1984-04-24 [patent_title] => 'In situ recovery of oil from oil shale' [patent_app_type] => 1 [patent_app_number] => 6/319926 [patent_app_country] => US [patent_app_date] => 1981-11-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 2487 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 190 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/444/04444258.pdf [firstpage_image] =>[orig_patent_app_number] => 319926 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/319926
In situ recovery of oil from oil shale Nov 9, 1981 Issued
Array ( [id] => 2000159 [patent_doc_number] => 04401158 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1983-08-30 [patent_title] => 'One trip multi-zone gravel packing apparatus' [patent_app_type] => 1 [patent_app_number] => 6/325420 [patent_app_country] => US [patent_app_date] => 1981-11-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 24 [patent_no_of_words] => 4899 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 351 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/401/04401158.pdf [firstpage_image] =>[orig_patent_app_number] => 325420 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/325420
One trip multi-zone gravel packing apparatus Nov 8, 1981 Issued
Array ( [id] => 2067624 [patent_doc_number] => 04424859 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1984-01-10 [patent_title] => 'Multi-channel fluid injection system' [patent_app_type] => 1 [patent_app_number] => 6/318187 [patent_app_country] => US [patent_app_date] => 1981-11-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 9 [patent_no_of_words] => 5028 [patent_no_of_claims] => 1 [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] => patents/04/424/04424859.pdf [firstpage_image] =>[orig_patent_app_number] => 318187 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/318187
Multi-channel fluid injection system Nov 3, 1981 Issued
Array ( [id] => 2084758 [patent_doc_number] => 04423779 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1984-01-03 [patent_title] => 'Oil recovery system and process' [patent_app_type] => 1 [patent_app_number] => 6/318177 [patent_app_country] => US [patent_app_date] => 1981-11-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 1432 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 69 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/423/04423779.pdf [firstpage_image] =>[orig_patent_app_number] => 318177 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/318177
Oil recovery system and process Nov 3, 1981 Issued
Array ( [id] => 1949838 [patent_doc_number] => 04354560 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1982-10-19 [patent_title] => 'Apparatus for drilling enlarged boreholes' [patent_app_type] => 1 [patent_app_number] => 6/315184 [patent_app_country] => US [patent_app_date] => 1981-10-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 15 [patent_no_of_words] => 5708 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 145 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/354/04354560.pdf [firstpage_image] =>[orig_patent_app_number] => 315184 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/315184
Apparatus for drilling enlarged boreholes Oct 25, 1981 Issued
Array ( [id] => 2105755 [patent_doc_number] => 04450909 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1984-05-29 [patent_title] => 'Combination solvent injection electric current application method for establishing fluid communication through heavy oil formation' [patent_app_type] => 1 [patent_app_number] => 6/313748 [patent_app_country] => US [patent_app_date] => 1981-10-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 1598 [patent_no_of_claims] => 1 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 107 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/450/04450909.pdf [firstpage_image] =>[orig_patent_app_number] => 313748 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/313748
Combination solvent injection electric current application method for establishing fluid communication through heavy oil formation Oct 21, 1981 Issued
Array ( [id] => 2033073 [patent_doc_number] => 04410040 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1983-10-18 [patent_title] => 'Corrosive environment tension packer' [patent_app_type] => 1 [patent_app_number] => 6/313435 [patent_app_country] => US [patent_app_date] => 1981-10-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 10 [patent_no_of_words] => 2432 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 136 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/410/04410040.pdf [firstpage_image] =>[orig_patent_app_number] => 313435 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/313435
Corrosive environment tension packer Oct 20, 1981 Issued
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