Search

Maria N. Von Buhr

Examiner (ID: 13849, Phone: (571)272-3755 , Office: P/2125 )

Most Active Art Unit
2117
Art Unit(s)
2307, 2171, 2121, 2126, 2125, 2117, 2771, 2777, 2122
Total Applications
1334
Issued Applications
980
Pending Applications
47
Abandoned Applications
316

Applications

Application numberTitle of the applicationFiling DateStatus
90/001507 IN-SITU VITRIFICATION OF SOIL May 4, 1988 Issued
Array ( [id] => 2470358 [patent_doc_number] => 04875809 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1989-10-24 [patent_title] => 'Method for stabilizing clay minerals during oil exploitation by steam injection' [patent_app_type] => 1 [patent_app_number] => 7/187376 [patent_app_country] => US [patent_app_date] => 1988-04-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2341 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 51 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/875/04875809.pdf [firstpage_image] =>[orig_patent_app_number] => 187376 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/187376
Method for stabilizing clay minerals during oil exploitation by steam injection Apr 27, 1988 Issued
Array ( [id] => 2546509 [patent_doc_number] => 04802793 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1989-02-07 [patent_title] => 'Pipeline or cable plough' [patent_app_type] => 1 [patent_app_number] => 7/186708 [patent_app_country] => US [patent_app_date] => 1988-04-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 8 [patent_no_of_words] => 3004 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 200 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/802/04802793.pdf [firstpage_image] =>[orig_patent_app_number] => 186708 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/186708
Pipeline or cable plough Apr 18, 1988 Issued
Array ( [id] => 2657246 [patent_doc_number] => 04904115 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-02-27 [patent_title] => 'Method and device for controlling the trajectory of a shield-type tunnelling machine' [patent_app_type] => 1 [patent_app_number] => 7/182833 [patent_app_country] => US [patent_app_date] => 1988-04-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 10 [patent_no_of_words] => 6112 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 120 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/904/04904115.pdf [firstpage_image] =>[orig_patent_app_number] => 182833 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/182833
Method and device for controlling the trajectory of a shield-type tunnelling machine Apr 17, 1988 Issued
Array ( [id] => 2470339 [patent_doc_number] => 04875808 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1989-10-24 [patent_title] => 'Seismic anchor' [patent_app_type] => 1 [patent_app_number] => 7/181655 [patent_app_country] => US [patent_app_date] => 1988-04-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 6 [patent_no_of_words] => 1560 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 68 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/875/04875808.pdf [firstpage_image] =>[orig_patent_app_number] => 181655 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/181655
Seismic anchor Apr 13, 1988 Issued
Array ( [id] => 2622989 [patent_doc_number] => 04957393 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-09-18 [patent_title] => 'In situ heating to detoxify organic-contaminated soils' [patent_app_type] => 1 [patent_app_number] => 7/181635 [patent_app_country] => US [patent_app_date] => 1988-04-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 7 [patent_no_of_words] => 3967 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 131 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/957/04957393.pdf [firstpage_image] =>[orig_patent_app_number] => 181635 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/181635
In situ heating to detoxify organic-contaminated soils Apr 13, 1988 Issued
Array ( [id] => 2514552 [patent_doc_number] => 04880334 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1989-11-14 [patent_title] => 'Tunnel construction apparatus and method' [patent_app_type] => 1 [patent_app_number] => 7/180461 [patent_app_country] => US [patent_app_date] => 1988-04-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 11 [patent_no_of_words] => 2222 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 83 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/880/04880334.pdf [firstpage_image] =>[orig_patent_app_number] => 180461 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/180461
Tunnel construction apparatus and method Apr 10, 1988 Issued
Array ( [id] => 2540213 [patent_doc_number] => 04832528 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1989-05-23 [patent_title] => 'Watertight walls for hydraulic structures in compacted concrete and methods for constructing said walls' [patent_app_type] => 1 [patent_app_number] => 7/175753 [patent_app_country] => US [patent_app_date] => 1988-03-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 7 [patent_no_of_words] => 3084 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 152 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/832/04832528.pdf [firstpage_image] =>[orig_patent_app_number] => 175753 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/175753
Watertight walls for hydraulic structures in compacted concrete and methods for constructing said walls Mar 30, 1988 Issued
Array ( [id] => 2465886 [patent_doc_number] => 04886400 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1989-12-12 [patent_title] => 'Side cutting blades for multi-shaft auger system and improved soil mixing wall formation process' [patent_app_type] => 1 [patent_app_number] => 7/172401 [patent_app_country] => US [patent_app_date] => 1988-03-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 23 [patent_no_of_words] => 7595 [patent_no_of_claims] => 46 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 194 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/886/04886400.pdf [firstpage_image] =>[orig_patent_app_number] => 172401 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/172401
Side cutting blades for multi-shaft auger system and improved soil mixing wall formation process Mar 22, 1988 Issued
Array ( [id] => 2551030 [patent_doc_number] => 04836718 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1989-06-06 [patent_title] => 'Earth retaining method and structure with improved corrosion protection and drainage' [patent_app_type] => 1 [patent_app_number] => 7/171377 [patent_app_country] => US [patent_app_date] => 1988-03-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 2309 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 120 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/836/04836718.pdf [firstpage_image] =>[orig_patent_app_number] => 171377 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/171377
Earth retaining method and structure with improved corrosion protection and drainage Mar 20, 1988 Issued
Array ( [id] => 2554143 [patent_doc_number] => 04848964 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1989-07-18 [patent_title] => 'Apparatus for correcting irregularities in or enlarging an underground duct' [patent_app_type] => 1 [patent_app_number] => 7/152097 [patent_app_country] => US [patent_app_date] => 1988-03-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 5 [patent_no_of_words] => 2567 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 211 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/848/04848964.pdf [firstpage_image] =>[orig_patent_app_number] => 152097 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/152097
Apparatus for correcting irregularities in or enlarging an underground duct Mar 17, 1988 Issued
Array ( [id] => 2499560 [patent_doc_number] => 04830538 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1989-05-16 [patent_title] => 'Method and apparatus for refurbishing deficient pipes' [patent_app_type] => 1 [patent_app_number] => 7/169253 [patent_app_country] => US [patent_app_date] => 1988-03-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 6 [patent_no_of_words] => 2539 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 133 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/830/04830538.pdf [firstpage_image] =>[orig_patent_app_number] => 169253 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/169253
Method and apparatus for refurbishing deficient pipes Mar 15, 1988 Issued
Array ( [id] => 2544902 [patent_doc_number] => 04834300 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1989-05-30 [patent_title] => 'Method and apparatus for solid waste disposal' [patent_app_type] => 1 [patent_app_number] => 7/164577 [patent_app_country] => US [patent_app_date] => 1988-03-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 3788 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 125 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/834/04834300.pdf [firstpage_image] =>[orig_patent_app_number] => 164577 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/164577
Method and apparatus for solid waste disposal Mar 6, 1988 Issued
Array ( [id] => 2504518 [patent_doc_number] => 04818148 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1989-04-04 [patent_title] => 'Frost damage proofed pile' [patent_app_type] => 1 [patent_app_number] => 7/164967 [patent_app_country] => US [patent_app_date] => 1988-03-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 19 [patent_no_of_words] => 7500 [patent_no_of_claims] => 11 [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/04/818/04818148.pdf [firstpage_image] =>[orig_patent_app_number] => 164967 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/164967
Frost damage proofed pile Mar 6, 1988 Issued
Array ( [id] => 2405905 [patent_doc_number] => 04786213 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1988-11-22 [patent_title] => 'Device for storing a wire in a wire bolting means' [patent_app_type] => 1 [patent_app_number] => 7/168521 [patent_app_country] => US [patent_app_date] => 1988-03-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 3 [patent_no_of_words] => 504 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 154 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/786/04786213.pdf [firstpage_image] =>[orig_patent_app_number] => 168521 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/168521
Device for storing a wire in a wire bolting means Mar 6, 1988 Issued
Array ( [id] => 2736368 [patent_doc_number] => 05015123 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-05-14 [patent_title] => 'Method and apparatus for installation of drainage field' [patent_app_type] => 1 [patent_app_number] => 7/164255 [patent_app_country] => US [patent_app_date] => 1988-03-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 17 [patent_no_of_words] => 7259 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 197 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/015/05015123.pdf [firstpage_image] =>[orig_patent_app_number] => 164255 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/164255
Method and apparatus for installation of drainage field Mar 3, 1988 Issued
Array ( [id] => 2612710 [patent_doc_number] => 04893965 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-01-16 [patent_title] => 'System for offshore operations' [patent_app_type] => 1 [patent_app_number] => 7/124103 [patent_app_country] => US [patent_app_date] => 1988-03-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 19 [patent_no_of_words] => 6078 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 79 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/893/04893965.pdf [firstpage_image] =>[orig_patent_app_number] => 124103 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/124103
System for offshore operations Mar 2, 1988 Issued
Array ( [id] => 2478833 [patent_doc_number] => 04859119 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1989-08-22 [patent_title] => 'Liquid chemical grouting apparatus and valve switching arrangement in conduit system for supplying liquid chemicals to the apparatus' [patent_app_type] => 1 [patent_app_number] => 7/162873 [patent_app_country] => US [patent_app_date] => 1988-03-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 34 [patent_no_of_words] => 6538 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 276 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/859/04859119.pdf [firstpage_image] =>[orig_patent_app_number] => 162873 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/162873
Liquid chemical grouting apparatus and valve switching arrangement in conduit system for supplying liquid chemicals to the apparatus Mar 1, 1988 Issued
Array ( [id] => 2468130 [patent_doc_number] => 04871281 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1989-10-03 [patent_title] => 'Trenching tool for installing perforated pipe' [patent_app_type] => 1 [patent_app_number] => 7/153441 [patent_app_country] => US [patent_app_date] => 1988-02-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 10 [patent_no_of_words] => 3829 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 166 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/871/04871281.pdf [firstpage_image] =>[orig_patent_app_number] => 153441 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/153441
Trenching tool for installing perforated pipe Feb 27, 1988 Issued
07/161155 PLASTICS MATERIAL MESH STRUCTURE Feb 25, 1988 Abandoned
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