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] => 2798120 [patent_doc_number] => 05085275 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1992-02-04 [patent_title] => 'Process for conserving steam quality in deep steam injection wells' [patent_app_type] => 1 [patent_app_number] => 7/512317 [patent_app_country] => US [patent_app_date] => 1990-04-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 15 [patent_no_of_words] => 3651 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 90 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/085/05085275.pdf [firstpage_image] =>[orig_patent_app_number] => 512317 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/512317
Process for conserving steam quality in deep steam injection wells Apr 22, 1990 Issued
Array ( [id] => 2696624 [patent_doc_number] => 05052482 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-10-01 [patent_title] => 'Catalytic downhole reactor and steam generator' [patent_app_type] => 1 [patent_app_number] => 7/510596 [patent_app_country] => US [patent_app_date] => 1990-04-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 22 [patent_no_of_words] => 8389 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 7 [patent_words_short_claim] => 55 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/052/05052482.pdf [firstpage_image] =>[orig_patent_app_number] => 510596 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/510596
Catalytic downhole reactor and steam generator Apr 17, 1990 Issued
Array ( [id] => 2730899 [patent_doc_number] => 04986359 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-01-22 [patent_title] => 'Release apparatus and method for threaded conductor pipe' [patent_app_type] => 1 [patent_app_number] => 7/509989 [patent_app_country] => US [patent_app_date] => 1990-04-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 1961 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 128 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/986/04986359.pdf [firstpage_image] =>[orig_patent_app_number] => 509989 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/509989
Release apparatus and method for threaded conductor pipe Apr 15, 1990 Issued
Array ( [id] => 2660420 [patent_doc_number] => RE033690 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-09-17 [patent_title] => 'Level sensor' [patent_app_type] => 2 [patent_app_number] => 7/505346 [patent_app_country] => US [patent_app_date] => 1990-04-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 4897 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 7 [patent_words_short_claim] => 54 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/RE/033/RE033690.pdf [firstpage_image] =>[orig_patent_app_number] => 505346 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/505346
Level sensor Apr 4, 1990 Issued
Array ( [id] => 2709623 [patent_doc_number] => 05024273 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-06-18 [patent_title] => 'Cementing apparatus and method' [patent_app_type] => 1 [patent_app_number] => 7/504337 [patent_app_country] => US [patent_app_date] => 1990-04-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 15 [patent_no_of_words] => 10128 [patent_no_of_claims] => 24 [patent_no_of_ind_claims] => 7 [patent_words_short_claim] => 67 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/024/05024273.pdf [firstpage_image] =>[orig_patent_app_number] => 504337 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/504337
Cementing apparatus and method Apr 3, 1990 Issued
Array ( [id] => 2654932 [patent_doc_number] => 05025871 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-06-25 [patent_title] => 'Drilling method and rotary drill bit crown' [patent_app_type] => 1 [patent_app_number] => 7/504567 [patent_app_country] => US [patent_app_date] => 1990-04-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 6 [patent_no_of_words] => 2674 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 161 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/025/05025871.pdf [firstpage_image] =>[orig_patent_app_number] => 504567 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/504567
Drilling method and rotary drill bit crown Apr 3, 1990 Issued
Array ( [id] => 2727739 [patent_doc_number] => 05010965 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-04-30 [patent_title] => 'Self-propelled ram boring machine' [patent_app_type] => 1 [patent_app_number] => 7/505047 [patent_app_country] => US [patent_app_date] => 1990-04-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 4396 [patent_no_of_claims] => 16 [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/05/010/05010965.pdf [firstpage_image] =>[orig_patent_app_number] => 505047 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/505047
Self-propelled ram boring machine Apr 3, 1990 Issued
Array ( [id] => 2739212 [patent_doc_number] => 04986794 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-01-22 [patent_title] => 'Rotor assembly for an axial-flow combine' [patent_app_type] => 1 [patent_app_number] => 7/503748 [patent_app_country] => US [patent_app_date] => 1990-04-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 3005 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 316 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/986/04986794.pdf [firstpage_image] =>[orig_patent_app_number] => 503748 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/503748
Rotor assembly for an axial-flow combine Apr 2, 1990 Issued
07/504059 TUBULAR ELEMENT FOR USE IN A ROTARY DRILLING ASSEMBLY Apr 1, 1990 Abandoned
Array ( [id] => 2685923 [patent_doc_number] => 05012633 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-05-07 [patent_title] => 'Lawn mower' [patent_app_type] => 1 [patent_app_number] => 7/503476 [patent_app_country] => US [patent_app_date] => 1990-04-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 28 [patent_no_of_words] => 4823 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 87 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/012/05012633.pdf [firstpage_image] =>[orig_patent_app_number] => 503476 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/503476
Lawn mower Apr 1, 1990 Issued
Array ( [id] => 2654711 [patent_doc_number] => 05025859 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-06-25 [patent_title] => 'Overlapping horizontal fracture formation and flooding process' [patent_app_type] => 1 [patent_app_number] => 7/504090 [patent_app_country] => US [patent_app_date] => 1990-04-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 15 [patent_no_of_words] => 8102 [patent_no_of_claims] => 87 [patent_no_of_ind_claims] => 8 [patent_words_short_claim] => 28 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/025/05025859.pdf [firstpage_image] =>[orig_patent_app_number] => 504090 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/504090
Overlapping horizontal fracture formation and flooding process Apr 1, 1990 Issued
Array ( [id] => 2731514 [patent_doc_number] => 05036922 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-08-06 [patent_title] => 'Single plug arrangement, lock therefor and method of use' [patent_app_type] => 1 [patent_app_number] => 7/501555 [patent_app_country] => US [patent_app_date] => 1990-03-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 2962 [patent_no_of_claims] => 38 [patent_no_of_ind_claims] => 13 [patent_words_short_claim] => 51 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/036/05036922.pdf [firstpage_image] =>[orig_patent_app_number] => 501555 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/501555
Single plug arrangement, lock therefor and method of use Mar 29, 1990 Issued
Array ( [id] => 2635702 [patent_doc_number] => 04970853 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-11-20 [patent_title] => 'Push rake for leaves and the like' [patent_app_type] => 1 [patent_app_number] => 7/502408 [patent_app_country] => US [patent_app_date] => 1990-03-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 1546 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 186 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/970/04970853.pdf [firstpage_image] =>[orig_patent_app_number] => 502408 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/502408
Push rake for leaves and the like Mar 29, 1990 Issued
Array ( [id] => 2710942 [patent_doc_number] => 05031390 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-07-16 [patent_title] => 'Aquatic harvesting equipment' [patent_app_type] => 1 [patent_app_number] => 7/500369 [patent_app_country] => US [patent_app_date] => 1990-03-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 8 [patent_no_of_words] => 2337 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 86 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/031/05031390.pdf [firstpage_image] =>[orig_patent_app_number] => 500369 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/500369
Aquatic harvesting equipment Mar 27, 1990 Issued
Array ( [id] => 2573287 [patent_doc_number] => 04962818 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-10-16 [patent_title] => 'Downhole motor with an enlarged connecting rod housing' [patent_app_type] => 1 [patent_app_number] => 7/500321 [patent_app_country] => US [patent_app_date] => 1990-03-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 2629 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 85 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/962/04962818.pdf [firstpage_image] =>[orig_patent_app_number] => 500321 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/500321
Downhole motor with an enlarged connecting rod housing Mar 27, 1990 Issued
Array ( [id] => 2744748 [patent_doc_number] => 04993503 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-02-19 [patent_title] => 'Horizontal boring apparatus and method' [patent_app_type] => 1 [patent_app_number] => 7/499782 [patent_app_country] => US [patent_app_date] => 1990-03-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 13 [patent_no_of_words] => 4383 [patent_no_of_claims] => 26 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 193 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/993/04993503.pdf [firstpage_image] =>[orig_patent_app_number] => 499782 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/499782
Horizontal boring apparatus and method Mar 26, 1990 Issued
Array ( [id] => 2640597 [patent_doc_number] => 04977732 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-12-18 [patent_title] => 'Uneven terrain riding tractor mower' [patent_app_type] => 1 [patent_app_number] => 7/498951 [patent_app_country] => US [patent_app_date] => 1990-03-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 12 [patent_no_of_words] => 1998 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 308 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/977/04977732.pdf [firstpage_image] =>[orig_patent_app_number] => 498951 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/498951
Uneven terrain riding tractor mower Mar 25, 1990 Issued
Array ( [id] => 2729579 [patent_doc_number] => 05027896 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-07-02 [patent_title] => 'Method for in-situ recovery of energy raw material by the introduction of a water/oxygen slurry' [patent_app_type] => 1 [patent_app_number] => 7/496674 [patent_app_country] => US [patent_app_date] => 1990-03-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 3270 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 71 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/027/05027896.pdf [firstpage_image] =>[orig_patent_app_number] => 496674 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/496674
Method for in-situ recovery of energy raw material by the introduction of a water/oxygen slurry Mar 20, 1990 Issued
Array ( [id] => 2755988 [patent_doc_number] => 04984643 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-01-15 [patent_title] => 'Anti-balling earth boring bit' [patent_app_type] => 1 [patent_app_number] => 7/496820 [patent_app_country] => US [patent_app_date] => 1990-03-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 17 [patent_no_of_words] => 6521 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 129 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/984/04984643.pdf [firstpage_image] =>[orig_patent_app_number] => 496820 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/496820
Anti-balling earth boring bit Mar 20, 1990 Issued
Array ( [id] => 2661689 [patent_doc_number] => 05044438 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-09-03 [patent_title] => 'Wellhead bowl protector and retrieving tool' [patent_app_type] => 1 [patent_app_number] => 7/494773 [patent_app_country] => US [patent_app_date] => 1990-03-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 6 [patent_no_of_words] => 3143 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 55 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/044/05044438.pdf [firstpage_image] =>[orig_patent_app_number] => 494773 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/494773
Wellhead bowl protector and retrieving tool Mar 15, 1990 Issued
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