Search

Alain Chau

Examiner (ID: 5739, Phone: (571)272-9444 , Office: P/3741 )

Most Active Art Unit
3741
Art Unit(s)
3741
Total Applications
652
Issued Applications
490
Pending Applications
58
Abandoned Applications
117

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 2687786 [patent_doc_number] => 05054436 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-10-08 [patent_title] => 'Fluidized bed combustion system and process for operating same' [patent_app_type] => 1 [patent_app_number] => 7/537397 [patent_app_country] => US [patent_app_date] => 1990-06-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 4 [patent_no_of_words] => 4706 [patent_no_of_claims] => 33 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 124 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/054/05054436.pdf [firstpage_image] =>[orig_patent_app_number] => 537397 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/537397
Fluidized bed combustion system and process for operating same Jun 11, 1990 Issued
Array ( [id] => 2888495 [patent_doc_number] => 05217373 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1993-06-08 [patent_title] => 'Limiting the presence of the oxides of nitrogen in regenerative heating systems' [patent_app_type] => 1 [patent_app_number] => 7/534282 [patent_app_country] => US [patent_app_date] => 1990-06-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 4178 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 103 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/217/05217373.pdf [firstpage_image] =>[orig_patent_app_number] => 534282 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/534282
Limiting the presence of the oxides of nitrogen in regenerative heating systems Jun 6, 1990 Issued
Array ( [id] => 2752917 [patent_doc_number] => 04993940 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-02-19 [patent_title] => 'Scraper for an axial seal in a rotary combustor' [patent_app_type] => 1 [patent_app_number] => 7/534602 [patent_app_country] => US [patent_app_date] => 1990-06-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 5 [patent_no_of_words] => 1840 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 247 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/993/04993940.pdf [firstpage_image] =>[orig_patent_app_number] => 534602 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/534602
Scraper for an axial seal in a rotary combustor Jun 5, 1990 Issued
Array ( [id] => 2726288 [patent_doc_number] => 05039301 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-08-13 [patent_title] => 'Fluidized bed furnace' [patent_app_type] => 1 [patent_app_number] => 7/532246 [patent_app_country] => US [patent_app_date] => 1990-06-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 3 [patent_no_of_words] => 1782 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 159 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/039/05039301.pdf [firstpage_image] =>[orig_patent_app_number] => 532246 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/532246
Fluidized bed furnace Jun 4, 1990 Issued
Array ( [id] => 2662204 [patent_doc_number] => 05065680 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-11-19 [patent_title] => 'Method and apparatus for making solid waste material environmentally safe using heat' [patent_app_type] => 1 [patent_app_number] => 7/533653 [patent_app_country] => US [patent_app_date] => 1990-06-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 10 [patent_no_of_words] => 7641 [patent_no_of_claims] => 24 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 154 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/065/05065680.pdf [firstpage_image] =>[orig_patent_app_number] => 533653 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/533653
Method and apparatus for making solid waste material environmentally safe using heat Jun 3, 1990 Issued
Array ( [id] => 2737467 [patent_doc_number] => 05042401 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-08-27 [patent_title] => 'Water cooled rolling grate incinerator' [patent_app_type] => 1 [patent_app_number] => 7/532821 [patent_app_country] => US [patent_app_date] => 1990-06-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 8 [patent_no_of_words] => 1468 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 216 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/042/05042401.pdf [firstpage_image] =>[orig_patent_app_number] => 532821 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/532821
Water cooled rolling grate incinerator Jun 3, 1990 Issued
07/531694 FLUID BED FURNACE May 31, 1990 Abandoned
Array ( [id] => 2804035 [patent_doc_number] => 05085581 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1992-02-04 [patent_title] => 'Method and apparatus for removing volatile hydrocarbons from particulate soils' [patent_app_type] => 1 [patent_app_number] => 7/528689 [patent_app_country] => US [patent_app_date] => 1990-05-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 3165 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 207 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/085/05085581.pdf [firstpage_image] =>[orig_patent_app_number] => 528689 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/528689
Method and apparatus for removing volatile hydrocarbons from particulate soils May 23, 1990 Issued
Array ( [id] => 2714631 [patent_doc_number] => 05057011 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-10-15 [patent_title] => 'Furnace grate roller namely for incinerating refuse with a tubular casing formed by rings of bars separated by blow gaps of set width' [patent_app_type] => 1 [patent_app_number] => 7/527829 [patent_app_country] => US [patent_app_date] => 1990-05-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 6 [patent_no_of_words] => 3575 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 193 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/057/05057011.pdf [firstpage_image] =>[orig_patent_app_number] => 527829 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/527829
Furnace grate roller namely for incinerating refuse with a tubular casing formed by rings of bars separated by blow gaps of set width May 23, 1990 Issued
Array ( [id] => 2715373 [patent_doc_number] => 05038722 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-08-13 [patent_title] => 'Fuel burner for a boiler' [patent_app_type] => 1 [patent_app_number] => 7/528081 [patent_app_country] => US [patent_app_date] => 1990-05-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 3 [patent_no_of_words] => 1568 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 263 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/038/05038722.pdf [firstpage_image] =>[orig_patent_app_number] => 528081 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/528081
Fuel burner for a boiler May 23, 1990 Issued
Array ( [id] => 2871073 [patent_doc_number] => 05175943 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1993-01-05 [patent_title] => 'Solids feed system and method for feeding fluidized beds' [patent_app_type] => 1 [patent_app_number] => 7/527738 [patent_app_country] => US [patent_app_date] => 1990-05-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 4298 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 31 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/175/05175943.pdf [firstpage_image] =>[orig_patent_app_number] => 527738 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/527738
Solids feed system and method for feeding fluidized beds May 22, 1990 Issued
Array ( [id] => 2579876 [patent_doc_number] => 04974531 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-12-04 [patent_title] => 'Method and apparatus for incinerating hazardous waste' [patent_app_type] => 1 [patent_app_number] => 7/526701 [patent_app_country] => US [patent_app_date] => 1990-05-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 2510 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 155 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/974/04974531.pdf [firstpage_image] =>[orig_patent_app_number] => 526701 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/526701
Method and apparatus for incinerating hazardous waste May 21, 1990 Issued
Array ( [id] => 2707014 [patent_doc_number] => 05007825 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-04-16 [patent_title] => 'Heat reclamation apparatus' [patent_app_type] => 1 [patent_app_number] => 7/525650 [patent_app_country] => US [patent_app_date] => 1990-05-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 4 [patent_no_of_words] => 1840 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 230 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/007/05007825.pdf [firstpage_image] =>[orig_patent_app_number] => 525650 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/525650
Heat reclamation apparatus May 20, 1990 Issued
Array ( [id] => 2847953 [patent_doc_number] => 05083917 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1992-01-28 [patent_title] => 'Single port inshot target burner' [patent_app_type] => 1 [patent_app_number] => 7/523661 [patent_app_country] => US [patent_app_date] => 1990-05-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 13 [patent_no_of_words] => 2159 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 267 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/083/05083917.pdf [firstpage_image] =>[orig_patent_app_number] => 523661 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/523661
Single port inshot target burner May 14, 1990 Issued
Array ( [id] => 2815051 [patent_doc_number] => 05173044 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1992-12-22 [patent_title] => 'Method and apparatus for the manufacture of clinker of mineral raw materials' [patent_app_type] => 1 [patent_app_number] => 7/523854 [patent_app_country] => US [patent_app_date] => 1990-05-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 2033 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 214 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/173/05173044.pdf [firstpage_image] =>[orig_patent_app_number] => 523854 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/523854
Method and apparatus for the manufacture of clinker of mineral raw materials May 14, 1990 Issued
Array ( [id] => 2714614 [patent_doc_number] => 05057010 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-10-15 [patent_title] => 'Furnace for heating process fluid and method of operation thereof' [patent_app_type] => 1 [patent_app_number] => 7/523384 [patent_app_country] => US [patent_app_date] => 1990-05-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 9 [patent_no_of_words] => 2836 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 281 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/057/05057010.pdf [firstpage_image] =>[orig_patent_app_number] => 523384 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/523384
Furnace for heating process fluid and method of operation thereof May 14, 1990 Issued
Array ( [id] => 2767562 [patent_doc_number] => 05154139 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1992-10-13 [patent_title] => 'Refractory tube block' [patent_app_type] => 1 [patent_app_number] => 7/522757 [patent_app_country] => US [patent_app_date] => 1990-05-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 4 [patent_no_of_words] => 1673 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 100 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/154/05154139.pdf [firstpage_image] =>[orig_patent_app_number] => 522757 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/522757
Refractory tube block May 13, 1990 Issued
Array ( [id] => 2735923 [patent_doc_number] => 05011401 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-04-30 [patent_title] => 'Elastic rotatable member and fixing apparatus' [patent_app_type] => 1 [patent_app_number] => 7/522460 [patent_app_country] => US [patent_app_date] => 1990-05-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 4374 [patent_no_of_claims] => 34 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 107 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/011/05011401.pdf [firstpage_image] =>[orig_patent_app_number] => 522460 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/522460
Elastic rotatable member and fixing apparatus May 13, 1990 Issued
Array ( [id] => 2793741 [patent_doc_number] => 05114337 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1992-05-19 [patent_title] => 'Heat fixing method' [patent_app_type] => 1 [patent_app_number] => 7/522047 [patent_app_country] => US [patent_app_date] => 1990-05-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 4 [patent_no_of_words] => 4447 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 272 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/114/05114337.pdf [firstpage_image] =>[orig_patent_app_number] => 522047 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/522047
Heat fixing method May 10, 1990 Issued
Array ( [id] => 2706996 [patent_doc_number] => 05007824 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-04-16 [patent_title] => 'Skid mark erasure system' [patent_app_type] => 1 [patent_app_number] => 7/523051 [patent_app_country] => US [patent_app_date] => 1990-05-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 4 [patent_no_of_words] => 3144 [patent_no_of_claims] => 1 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 245 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/007/05007824.pdf [firstpage_image] =>[orig_patent_app_number] => 523051 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/523051
Skid mark erasure system May 10, 1990 Issued
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