Search

Nigar Chowdhury

Examiner (ID: 4352, Phone: (571)272-8890 , Office: P/2484 )

Most Active Art Unit
2484
Art Unit(s)
2484, 2621
Total Applications
1019
Issued Applications
707
Pending Applications
65
Abandoned Applications
270

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 4518163 [patent_doc_number] => 07921595 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2011-04-12 [patent_title] => 'Floating biomass producing system' [patent_app_type] => utility [patent_app_number] => 12/500969 [patent_app_country] => US [patent_app_date] => 2009-07-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 2287 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 55 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/921/07921595.pdf [firstpage_image] =>[orig_patent_app_number] => 12500969 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/500969
Floating biomass producing system Jul 9, 2009 Issued
Array ( [id] => 6569372 [patent_doc_number] => 20100273252 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-10-28 [patent_title] => 'ALGAE CULTIVATION APPARATUS' [patent_app_type] => utility [patent_app_number] => 12/428509 [patent_app_country] => US [patent_app_date] => 2009-04-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 2379 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0273/20100273252.pdf [firstpage_image] =>[orig_patent_app_number] => 12428509 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/428509
Algae cultivation apparatus Apr 22, 2009 Issued
Array ( [id] => 4482031 [patent_doc_number] => 07883265 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2011-02-08 [patent_title] => 'Devices, systems, and methods for preparing emulsions' [patent_app_type] => utility [patent_app_number] => 12/130502 [patent_app_country] => US [patent_app_date] => 2008-05-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 8 [patent_no_of_words] => 7804 [patent_no_of_claims] => 49 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 65 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/883/07883265.pdf [firstpage_image] =>[orig_patent_app_number] => 12130502 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/130502
Devices, systems, and methods for preparing emulsions May 29, 2008 Issued
Array ( [id] => 4511532 [patent_doc_number] => 07910066 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2011-03-22 [patent_title] => 'Plate platform with visual indicator' [patent_app_type] => utility [patent_app_number] => 12/098058 [patent_app_country] => US [patent_app_date] => 2008-04-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 7 [patent_no_of_words] => 3347 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 146 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/910/07910066.pdf [firstpage_image] =>[orig_patent_app_number] => 12098058 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/098058
Plate platform with visual indicator Apr 3, 2008 Issued
Array ( [id] => 4698331 [patent_doc_number] => 20080220515 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2008-09-11 [patent_title] => 'APPARATUS AND METHODS FOR PRODUCTION OF BIODIESEL' [patent_app_type] => utility [patent_app_number] => 12/015638 [patent_app_country] => US [patent_app_date] => 2008-01-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 14 [patent_no_of_words] => 10295 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0220/20080220515.pdf [firstpage_image] =>[orig_patent_app_number] => 12015638 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/015638
Apparatus and methods for production of biodiesel Jan 16, 2008 Issued
Array ( [id] => 4476657 [patent_doc_number] => 07906317 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2011-03-15 [patent_title] => 'Apparatus for thin-layer cell smear preparation and in-situ hybridization' [patent_app_type] => utility [patent_app_number] => 11/875940 [patent_app_country] => US [patent_app_date] => 2007-10-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 9 [patent_no_of_words] => 2960 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 119 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/906/07906317.pdf [firstpage_image] =>[orig_patent_app_number] => 11875940 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/875940
Apparatus for thin-layer cell smear preparation and in-situ hybridization Oct 20, 2007 Issued
Array ( [id] => 4502069 [patent_doc_number] => 07914462 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2011-03-29 [patent_title] => 'Methods for processing cell block' [patent_app_type] => utility [patent_app_number] => 11/839528 [patent_app_country] => US [patent_app_date] => 2007-08-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 43 [patent_figures_cnt] => 69 [patent_no_of_words] => 14992 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 161 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/914/07914462.pdf [firstpage_image] =>[orig_patent_app_number] => 11839528 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/839528
Methods for processing cell block Aug 14, 2007 Issued
Array ( [id] => 4663627 [patent_doc_number] => 20080254534 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2008-10-16 [patent_title] => 'Slide Composter' [patent_app_type] => utility [patent_app_number] => 12/067998 [patent_app_country] => US [patent_app_date] => 2006-10-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 3473 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0254/20080254534.pdf [firstpage_image] =>[orig_patent_app_number] => 12067998 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/067998
Slide composter Oct 3, 2006 Issued
Array ( [id] => 6509832 [patent_doc_number] => 20020108204 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2002-08-15 [patent_title] => 'Self-evacuating vacuum cleaner' [patent_app_type] => new [patent_app_number] => 10/078739 [patent_app_country] => US [patent_app_date] => 2002-02-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 22 [patent_figures_cnt] => 22 [patent_no_of_words] => 10585 [patent_no_of_claims] => 44 [patent_no_of_ind_claims] => 7 [patent_words_short_claim] => 59 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0108/20020108204.pdf [firstpage_image] =>[orig_patent_app_number] => 10078739 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/078739
Self-evacuating vacuum cleaner Feb 18, 2002 Abandoned
Array ( [id] => 6235852 [patent_doc_number] => 20020042969 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2002-04-18 [patent_title] => 'Electric vacuum cleaner and nozzle unit therefor' [patent_app_type] => new [patent_app_number] => 09/967960 [patent_app_country] => US [patent_app_date] => 2001-10-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 43 [patent_figures_cnt] => 43 [patent_no_of_words] => 14305 [patent_no_of_claims] => 49 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 69 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0042/20020042969.pdf [firstpage_image] =>[orig_patent_app_number] => 09967960 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/967960
Electric vacuum cleaner and nozzle unit therefor Oct 1, 2001 Abandoned
Array ( [id] => 6771887 [patent_doc_number] => 20030015225 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2003-01-23 [patent_title] => 'Apparatus for treating an article' [patent_app_type] => new [patent_app_number] => 09/911104 [patent_app_country] => US [patent_app_date] => 2001-07-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 3213 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 63 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0015/20030015225.pdf [firstpage_image] =>[orig_patent_app_number] => 09911104 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/911104
Apparatus for treating an article Jul 22, 2001 Abandoned
Array ( [id] => 1122097 [patent_doc_number] => 06793884 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2004-09-21 [patent_title] => 'Dynamic Ox biological burden reduction' [patent_app_type] => B1 [patent_app_number] => 09/903685 [patent_app_country] => US [patent_app_date] => 2001-07-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 4916 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 53 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/793/06793884.pdf [firstpage_image] =>[orig_patent_app_number] => 09903685 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/903685
Dynamic Ox biological burden reduction Jul 12, 2001 Issued
Array ( [id] => 7011635 [patent_doc_number] => 20010049854 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2001-12-13 [patent_title] => 'Portable steam cleaner with back harness' [patent_app_type] => new [patent_app_number] => 09/873644 [patent_app_country] => US [patent_app_date] => 2001-06-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 1415 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 122 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0049/20010049854.pdf [firstpage_image] =>[orig_patent_app_number] => 09873644 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/873644
Portable steam cleaner with back harness Jun 3, 2001 Abandoned
Array ( [id] => 6062824 [patent_doc_number] => 20020031461 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2002-03-14 [patent_title] => 'The antibacterial toothbrush spray' [patent_app_type] => new [patent_app_number] => 09/827113 [patent_app_country] => US [patent_app_date] => 2001-04-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 526 [patent_no_of_claims] => 1 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 78 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0031/20020031461.pdf [firstpage_image] =>[orig_patent_app_number] => 09827113 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/827113
The antibacterial toothbrush spray Apr 4, 2001 Abandoned
Array ( [id] => 6104606 [patent_doc_number] => 20020170136 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2002-11-21 [patent_title] => 'Industrial dust mop vacuum cleaner' [patent_app_type] => new [patent_app_number] => 09/823028 [patent_app_country] => US [patent_app_date] => 2001-03-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 1679 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 43 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0170/20020170136.pdf [firstpage_image] =>[orig_patent_app_number] => 09823028 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/823028
Industrial dust mop vacuum cleaner Mar 29, 2001 Abandoned
09/720330 Disinfection Feb 21, 2001 Abandoned
09/674905 Household appliance tool provided with a rotating brush with simultaneous reciprocating motion Jan 7, 2001 Abandoned
09/764740 Corrosion protection of steel in ammonia/water heat pumps Sep 28, 2000 Abandoned
09/633746 Sanitizing of toothbrushes Aug 6, 2000 Abandoned
09/402654 METHOD AND A DEVICE FOR HEATING A LIQUID Jan 12, 2000 Abandoned
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