Search

Tu Ba Hoang

Supervisory Patent Examiner (ID: 6919, Phone: (571)272-4780 , Office: P/3742 )

Most Active Art Unit
3761
Art Unit(s)
3761, 2106, 3742, 2832
Total Applications
2049
Issued Applications
1536
Pending Applications
181
Abandoned Applications
331

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 4324798 [patent_doc_number] => 06213135 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-04-10 [patent_title] => 'Linkage assembly for cleaning tankcars' [patent_app_type] => 1 [patent_app_number] => 9/578624 [patent_app_country] => US [patent_app_date] => 2000-05-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 12 [patent_no_of_words] => 3774 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 172 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/213/06213135.pdf [firstpage_image] =>[orig_patent_app_number] => 578624 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/578624
Linkage assembly for cleaning tankcars May 24, 2000 Issued
Array ( [id] => 4299297 [patent_doc_number] => 06247340 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-06-19 [patent_title] => 'Fluid based cleaning method and system' [patent_app_type] => 1 [patent_app_number] => 9/578205 [patent_app_country] => US [patent_app_date] => 2000-05-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 4717 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 184 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/247/06247340.pdf [firstpage_image] =>[orig_patent_app_number] => 578205 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/578205
Fluid based cleaning method and system May 23, 2000 Issued
Array ( [id] => 1585980 [patent_doc_number] => 06381791 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-05-07 [patent_title] => 'Washing machine tub speed control method and apparatus' [patent_app_type] => B1 [patent_app_number] => 09/577754 [patent_app_country] => US [patent_app_date] => 2000-05-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 14 [patent_no_of_words] => 6220 [patent_no_of_claims] => 24 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 69 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/381/06381791.pdf [firstpage_image] =>[orig_patent_app_number] => 09577754 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/577754
Washing machine tub speed control method and apparatus May 22, 2000 Issued
Array ( [id] => 4321995 [patent_doc_number] => 06283135 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-09-04 [patent_title] => 'Vehicle washing system with unique nozzle arrangement' [patent_app_type] => 1 [patent_app_number] => 9/574554 [patent_app_country] => US [patent_app_date] => 2000-05-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 18 [patent_no_of_words] => 7164 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 218 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/283/06283135.pdf [firstpage_image] =>[orig_patent_app_number] => 574554 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/574554
Vehicle washing system with unique nozzle arrangement May 16, 2000 Issued
Array ( [id] => 4269698 [patent_doc_number] => 06178974 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-01-30 [patent_title] => 'Cleaning apparatus and method' [patent_app_type] => 1 [patent_app_number] => 9/572227 [patent_app_country] => US [patent_app_date] => 2000-05-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 2289 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 46 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/178/06178974.pdf [firstpage_image] =>[orig_patent_app_number] => 572227 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/572227
Cleaning apparatus and method May 16, 2000 Issued
Array ( [id] => 1596714 [patent_doc_number] => 06430971 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-08-13 [patent_title] => 'Spherical surface drive block for washing machine basket' [patent_app_type] => B1 [patent_app_number] => 09/571341 [patent_app_country] => US [patent_app_date] => 2000-05-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 6 [patent_no_of_words] => 4680 [patent_no_of_claims] => 27 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 114 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/430/06430971.pdf [firstpage_image] =>[orig_patent_app_number] => 09571341 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/571341
Spherical surface drive block for washing machine basket May 15, 2000 Issued
Array ( [id] => 1454894 [patent_doc_number] => 06425271 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-07-30 [patent_title] => 'Apparatus for treating fabrics' [patent_app_type] => B1 [patent_app_number] => 09/569252 [patent_app_country] => US [patent_app_date] => 2000-05-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 12 [patent_no_of_words] => 3115 [patent_no_of_claims] => 31 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 169 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/425/06425271.pdf [firstpage_image] =>[orig_patent_app_number] => 09569252 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/569252
Apparatus for treating fabrics May 10, 2000 Issued
Array ( [id] => 1563011 [patent_doc_number] => 06375686 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-04-23 [patent_title] => 'Method and apparatus for treating spots on a spotting table with a spotting gun' [patent_app_type] => B1 [patent_app_number] => 09/566362 [patent_app_country] => US [patent_app_date] => 2000-05-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 5 [patent_no_of_words] => 2721 [patent_no_of_claims] => 25 [patent_no_of_ind_claims] => 9 [patent_words_short_claim] => 78 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/375/06375686.pdf [firstpage_image] =>[orig_patent_app_number] => 09566362 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/566362
Method and apparatus for treating spots on a spotting table with a spotting gun May 7, 2000 Issued
Array ( [id] => 1539996 [patent_doc_number] => 06442782 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-09-03 [patent_title] => 'Ball balancing mechanism' [patent_app_type] => B1 [patent_app_number] => 09/560692 [patent_app_country] => US [patent_app_date] => 2000-04-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 4 [patent_no_of_words] => 1299 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 91 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/442/06442782.pdf [firstpage_image] =>[orig_patent_app_number] => 09560692 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/560692
Ball balancing mechanism Apr 26, 2000 Issued
Array ( [id] => 1501527 [patent_doc_number] => 06439003 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-08-27 [patent_title] => 'Ball balancing arrangement' [patent_app_type] => B1 [patent_app_number] => 09/530205 [patent_app_country] => US [patent_app_date] => 2000-04-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 6 [patent_no_of_words] => 2503 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 158 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/439/06439003.pdf [firstpage_image] =>[orig_patent_app_number] => 09530205 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/530205
Ball balancing arrangement Apr 25, 2000 Issued
Array ( [id] => 1478261 [patent_doc_number] => 06363563 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-04-02 [patent_title] => 'User observation cycle for an automatic washer' [patent_app_type] => B1 [patent_app_number] => 09/557124 [patent_app_country] => US [patent_app_date] => 2000-04-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 1772 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 70 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/363/06363563.pdf [firstpage_image] =>[orig_patent_app_number] => 09557124 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/557124
User observation cycle for an automatic washer Apr 24, 2000 Issued
Array ( [id] => 1347396 [patent_doc_number] => 06560806 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2003-05-13 [patent_title] => 'Process of cleaning carpets and the like' [patent_app_type] => B1 [patent_app_number] => 09/553492 [patent_app_country] => US [patent_app_date] => 2000-04-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 19 [patent_no_of_words] => 10671 [patent_no_of_claims] => 13 [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/06/560/06560806.pdf [firstpage_image] =>[orig_patent_app_number] => 09553492 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/553492
Process of cleaning carpets and the like Apr 19, 2000 Issued
Array ( [id] => 1332460 [patent_doc_number] => 06578224 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2003-06-17 [patent_title] => 'Process of cleaning carpets and the like' [patent_app_type] => B1 [patent_app_number] => 09/553038 [patent_app_country] => US [patent_app_date] => 2000-04-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 19 [patent_no_of_words] => 10910 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 157 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/578/06578224.pdf [firstpage_image] =>[orig_patent_app_number] => 09553038 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/553038
Process of cleaning carpets and the like Apr 19, 2000 Issued
Array ( [id] => 4398767 [patent_doc_number] => 06171403 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-01-09 [patent_title] => 'Cleaning and drying apparatus, wafer processing system and wafer processing method' [patent_app_type] => 1 [patent_app_number] => 9/552569 [patent_app_country] => US [patent_app_date] => 2000-04-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 24 [patent_figures_cnt] => 41 [patent_no_of_words] => 12091 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 279 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/171/06171403.pdf [firstpage_image] =>[orig_patent_app_number] => 552569 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/552569
Cleaning and drying apparatus, wafer processing system and wafer processing method Apr 18, 2000 Issued
Array ( [id] => 1465088 [patent_doc_number] => 06458166 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-10-01 [patent_title] => 'Method and device for fixing of tubular fabric' [patent_app_type] => B1 [patent_app_number] => 09/552584 [patent_app_country] => US [patent_app_date] => 2000-04-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 1487 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 41 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/458/06458166.pdf [firstpage_image] =>[orig_patent_app_number] => 09552584 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/552584
Method and device for fixing of tubular fabric Apr 18, 2000 Issued
Array ( [id] => 1572544 [patent_doc_number] => RE037830 [patent_country] => US [patent_kind] => E1 [patent_issue_date] => 2002-09-10 [patent_title] => 'Foam apparatus for use with roll-over and/or automatic type car wash' [patent_app_type] => E1 [patent_app_number] => 09/550996 [patent_app_country] => US [patent_app_date] => 2000-04-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 8 [patent_no_of_words] => 2678 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 20 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/RE/037/RE037830.pdf [firstpage_image] =>[orig_patent_app_number] => 09550996 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/550996
Foam apparatus for use with roll-over and/or automatic type car wash Apr 17, 2000 Issued
Array ( [id] => 1340631 [patent_doc_number] => 06571586 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2003-06-03 [patent_title] => 'Portable wringer' [patent_app_type] => B1 [patent_app_number] => 09/550485 [patent_app_country] => US [patent_app_date] => 2000-04-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 10 [patent_no_of_words] => 4643 [patent_no_of_claims] => 28 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 116 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/571/06571586.pdf [firstpage_image] =>[orig_patent_app_number] => 09550485 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/550485
Portable wringer Apr 13, 2000 Issued
Array ( [id] => 4305901 [patent_doc_number] => 06318386 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-11-20 [patent_title] => 'Treatment apparatus' [patent_app_type] => 1 [patent_app_number] => 9/546291 [patent_app_country] => US [patent_app_date] => 2000-04-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 12 [patent_no_of_words] => 7241 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 282 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/318/06318386.pdf [firstpage_image] =>[orig_patent_app_number] => 546291 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/546291
Treatment apparatus Apr 9, 2000 Issued
Array ( [id] => 1507554 [patent_doc_number] => 06470715 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-10-29 [patent_title] => 'Dyeing apparatus for carrying out laboratory tests' [patent_app_type] => B1 [patent_app_number] => 09/537332 [patent_app_country] => US [patent_app_date] => 2000-03-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 4 [patent_no_of_words] => 1751 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 140 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/470/06470715.pdf [firstpage_image] =>[orig_patent_app_number] => 09537332 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/537332
Dyeing apparatus for carrying out laboratory tests Mar 28, 2000 Issued
Array ( [id] => 1465948 [patent_doc_number] => 06405568 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-06-18 [patent_title] => 'Plant for processing yarn on reels' [patent_app_type] => B1 [patent_app_number] => 09/509461 [patent_app_country] => US [patent_app_date] => 2000-03-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 8 [patent_no_of_words] => 2856 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 146 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/405/06405568.pdf [firstpage_image] =>[orig_patent_app_number] => 09509461 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/509461
Plant for processing yarn on reels Mar 27, 2000 Issued
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