Search

Tarifur Rashid Chowdhury

Supervisory Patent Examiner (ID: 13548, Phone: (571)272-2287 , Office: P/2886 )

Most Active Art Unit
2871
Art Unit(s)
2877, 2871, 2886
Total Applications
1105
Issued Applications
928
Pending Applications
120
Abandoned Applications
65

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 5886873 [patent_doc_number] => 20020012091 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2002-01-31 [patent_title] => 'MULTI-DOMAIN LIQUID CRYSTAL DISPLAY DEVICE HAVING FIELD AFFECTING ELECTRODE' [patent_app_type] => new [patent_app_number] => 09/357247 [patent_app_country] => US [patent_app_date] => 1999-07-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 18 [patent_figures_cnt] => 18 [patent_no_of_words] => 3474 [patent_no_of_claims] => 42 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 55 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0012/20020012091.pdf [firstpage_image] =>[orig_patent_app_number] => 09357247 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/357247
Multi-domain liquid crystal display device having field affecting electrode Jul 19, 1999 Issued
Array ( [id] => 6581899 [patent_doc_number] => 20020041346 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2002-04-11 [patent_title] => 'ELECTRO-OPTICAL GLAZING STRUCTURES HAVING TOTAL-REFLECTION AND TRANSPARENT MODES OF OPERATION FOR USE IN DYNAMICAL CONTROL OF ELECTROMAGNETIC RADIATION' [patent_app_type] => new [patent_app_number] => 09/354192 [patent_app_country] => US [patent_app_date] => 1999-07-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 25 [patent_figures_cnt] => 25 [patent_no_of_words] => 18966 [patent_no_of_claims] => 35 [patent_no_of_ind_claims] => 20 [patent_words_short_claim] => 23 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0041/20020041346.pdf [firstpage_image] =>[orig_patent_app_number] => 09354192 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/354192
Electro-optical glazing structures having bi-directional control of electromagnetic radiation during total-reflection, semi-transparent and totally-transparent modes of operation Jul 14, 1999 Issued
Array ( [id] => 4214294 [patent_doc_number] => 06078368 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-06-20 [patent_title] => 'Active matrix substrate, liquid crystal apparatus using the same and display apparatus using such liquid crystal apparatus' [patent_app_type] => 1 [patent_app_number] => 9/350935 [patent_app_country] => US [patent_app_date] => 1999-07-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 26 [patent_figures_cnt] => 42 [patent_no_of_words] => 15970 [patent_no_of_claims] => 3 [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/06/078/06078368.pdf [firstpage_image] =>[orig_patent_app_number] => 350935 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/350935
Active matrix substrate, liquid crystal apparatus using the same and display apparatus using such liquid crystal apparatus Jul 11, 1999 Issued
Array ( [id] => 4194989 [patent_doc_number] => 06160602 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-12-12 [patent_title] => 'TN-mode liquid crystal display apparatus having improved gray scale display characteristics' [patent_app_type] => 1 [patent_app_number] => 9/347237 [patent_app_country] => US [patent_app_date] => 1999-07-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 28 [patent_figures_cnt] => 30 [patent_no_of_words] => 5873 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 8 [patent_words_short_claim] => 113 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/160/06160602.pdf [firstpage_image] =>[orig_patent_app_number] => 347237 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/347237
TN-mode liquid crystal display apparatus having improved gray scale display characteristics Jul 1, 1999 Issued
Array ( [id] => 4416878 [patent_doc_number] => 06239852 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-05-29 [patent_title] => 'Reflection-type liquid crystal display device' [patent_app_type] => 1 [patent_app_number] => 9/343043 [patent_app_country] => US [patent_app_date] => 1999-06-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 5 [patent_no_of_words] => 2805 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 128 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/239/06239852.pdf [firstpage_image] =>[orig_patent_app_number] => 343043 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/343043
Reflection-type liquid crystal display device Jun 28, 1999 Issued
Array ( [id] => 4425085 [patent_doc_number] => 06195143 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-02-27 [patent_title] => 'Liquid crystal panel structure with micro-lens array and projector using the micro-lens array' [patent_app_type] => 1 [patent_app_number] => 9/332441 [patent_app_country] => US [patent_app_date] => 1999-06-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 15 [patent_figures_cnt] => 25 [patent_no_of_words] => 11016 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 136 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/195/06195143.pdf [firstpage_image] =>[orig_patent_app_number] => 332441 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/332441
Liquid crystal panel structure with micro-lens array and projector using the micro-lens array Jun 13, 1999 Issued
Array ( [id] => 1569842 [patent_doc_number] => 06377321 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-04-23 [patent_title] => 'Stacked color liquid crystal display device' [patent_app_type] => B1 [patent_app_number] => 09/329587 [patent_app_country] => US [patent_app_date] => 1999-06-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 12 [patent_no_of_words] => 14136 [patent_no_of_claims] => 40 [patent_no_of_ind_claims] => 11 [patent_words_short_claim] => 337 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/377/06377321.pdf [firstpage_image] =>[orig_patent_app_number] => 09329587 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/329587
Stacked color liquid crystal display device Jun 9, 1999 Issued
Array ( [id] => 4249653 [patent_doc_number] => 06166799 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-12-26 [patent_title] => 'Liquid crystal element with a layer of an oriental liquid crystal polymer, and optical element and polarizing element using the same' [patent_app_type] => 1 [patent_app_number] => 9/328597 [patent_app_country] => US [patent_app_date] => 1999-06-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 6 [patent_no_of_words] => 8819 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 79 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/166/06166799.pdf [firstpage_image] =>[orig_patent_app_number] => 328597 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/328597
Liquid crystal element with a layer of an oriental liquid crystal polymer, and optical element and polarizing element using the same Jun 9, 1999 Issued
Array ( [id] => 1029146 [patent_doc_number] => 06882379 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2005-04-19 [patent_title] => 'Light source device including a planar light source having a single, substantially continuous light emission area and display device incorporating the light source device' [patent_app_type] => utility [patent_app_number] => 09/485153 [patent_app_country] => US [patent_app_date] => 1999-06-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 17 [patent_no_of_words] => 9351 [patent_no_of_claims] => 43 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 304 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/882/06882379.pdf [firstpage_image] =>[orig_patent_app_number] => 09485153 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/485153
Light source device including a planar light source having a single, substantially continuous light emission area and display device incorporating the light source device Jun 3, 1999 Issued
Array ( [id] => 4099990 [patent_doc_number] => 06133969 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-10-17 [patent_title] => 'Maintaining three-dimensional tolerances while manufacturing AMLCD displays' [patent_app_type] => 1 [patent_app_number] => 9/322047 [patent_app_country] => US [patent_app_date] => 1999-05-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 3831 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 198 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/133/06133969.pdf [firstpage_image] =>[orig_patent_app_number] => 322047 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/322047
Maintaining three-dimensional tolerances while manufacturing AMLCD displays May 27, 1999 Issued
Array ( [id] => 1496157 [patent_doc_number] => 06342938 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-01-29 [patent_title] => 'Liquid crystal display having electrodes with apertures wherein the apertures have different shapes' [patent_app_type] => B1 [patent_app_number] => 09/314293 [patent_app_country] => US [patent_app_date] => 1999-05-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 16 [patent_no_of_words] => 5536 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 35 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/342/06342938.pdf [firstpage_image] =>[orig_patent_app_number] => 09314293 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/314293
Liquid crystal display having electrodes with apertures wherein the apertures have different shapes May 18, 1999 Issued
Array ( [id] => 4378751 [patent_doc_number] => 06275277 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-08-14 [patent_title] => 'Micro liquid crystal displays having a circular cover glass and a viewing area free of spacers' [patent_app_type] => 1 [patent_app_number] => 9/312946 [patent_app_country] => US [patent_app_date] => 1999-05-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 22 [patent_figures_cnt] => 39 [patent_no_of_words] => 10032 [patent_no_of_claims] => 2 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 182 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/275/06275277.pdf [firstpage_image] =>[orig_patent_app_number] => 312946 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/312946
Micro liquid crystal displays having a circular cover glass and a viewing area free of spacers May 16, 1999 Issued
Array ( [id] => 1233988 [patent_doc_number] => 06693694 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2004-02-17 [patent_title] => 'Electro-optic display device with reduced electrical asymmetry' [patent_app_type] => B2 [patent_app_number] => 09/313547 [patent_app_country] => US [patent_app_date] => 1999-05-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 4 [patent_no_of_words] => 2836 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 122 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/693/06693694.pdf [firstpage_image] =>[orig_patent_app_number] => 09313547 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/313547
Electro-optic display device with reduced electrical asymmetry May 13, 1999 Issued
Array ( [id] => 4091129 [patent_doc_number] => 06055033 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-04-25 [patent_title] => 'Color liquid crystal display device using polymer and polarization films' [patent_app_type] => 1 [patent_app_number] => 9/304248 [patent_app_country] => US [patent_app_date] => 1999-05-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 11016 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 463 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/055/06055033.pdf [firstpage_image] =>[orig_patent_app_number] => 304248 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/304248
Color liquid crystal display device using polymer and polarization films May 2, 1999 Issued
Array ( [id] => 4323494 [patent_doc_number] => 06317180 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-11-13 [patent_title] => 'Liquid crystal device and electronic apparatus using the same having two absorptive polarizers, a reflective polarizer, and a backlight' [patent_app_type] => 1 [patent_app_number] => 9/300457 [patent_app_country] => US [patent_app_date] => 1999-04-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 15 [patent_no_of_words] => 7836 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 312 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/317/06317180.pdf [firstpage_image] =>[orig_patent_app_number] => 300457 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/300457
Liquid crystal device and electronic apparatus using the same having two absorptive polarizers, a reflective polarizer, and a backlight Apr 27, 1999 Issued
Array ( [id] => 6013618 [patent_doc_number] => 20020101559 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2002-08-01 [patent_title] => 'OPTICAL LOW-PASS FILTER AND METHOD FOR PRODUCING THE SAME AND IMAGE PICK-UP APPARATUS AND METHOD FOR PRODUCING THE SAME' [patent_app_type] => new [patent_app_number] => 09/293984 [patent_app_country] => US [patent_app_date] => 1999-04-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 3142 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 31 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0101/20020101559.pdf [firstpage_image] =>[orig_patent_app_number] => 09293984 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/293984
OPTICAL LOW-PASS FILTER AND METHOD FOR PRODUCING THE SAME AND IMAGE PICK-UP APPARATUS AND METHOD FOR PRODUCING THE SAME Apr 18, 1999 Abandoned
Array ( [id] => 4145196 [patent_doc_number] => 06122022 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-09-19 [patent_title] => 'Plasma addressing electro-optical device' [patent_app_type] => 1 [patent_app_number] => 9/289544 [patent_app_country] => US [patent_app_date] => 1999-04-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 6 [patent_no_of_words] => 4366 [patent_no_of_claims] => 2 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 116 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/122/06122022.pdf [firstpage_image] =>[orig_patent_app_number] => 289544 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/289544
Plasma addressing electro-optical device Apr 11, 1999 Issued
Array ( [id] => 1479626 [patent_doc_number] => 06344885 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-02-05 [patent_title] => 'Liquid crystal display device' [patent_app_type] => B1 [patent_app_number] => 09/285025 [patent_app_country] => US [patent_app_date] => 1999-04-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 26 [patent_figures_cnt] => 31 [patent_no_of_words] => 8424 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 142 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/344/06344885.pdf [firstpage_image] =>[orig_patent_app_number] => 09285025 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/285025
Liquid crystal display device Mar 31, 1999 Issued
Array ( [id] => 4260095 [patent_doc_number] => 06222599 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-04-24 [patent_title] => 'Liquid crystal display apparatus including a color filter having slits' [patent_app_type] => 1 [patent_app_number] => 9/282574 [patent_app_country] => US [patent_app_date] => 1999-03-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 24 [patent_figures_cnt] => 50 [patent_no_of_words] => 8854 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 146 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/222/06222599.pdf [firstpage_image] =>[orig_patent_app_number] => 282574 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/282574
Liquid crystal display apparatus including a color filter having slits Mar 30, 1999 Issued
Array ( [id] => 1433708 [patent_doc_number] => 06340998 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-01-22 [patent_title] => 'Thin film transistor liquid crystal display including at least three transistors associated with an unit pixel' [patent_app_type] => B1 [patent_app_number] => 09/280037 [patent_app_country] => US [patent_app_date] => 1999-03-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 6 [patent_no_of_words] => 3361 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 168 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/340/06340998.pdf [firstpage_image] =>[orig_patent_app_number] => 09280037 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/280037
Thin film transistor liquid crystal display including at least three transistors associated with an unit pixel Mar 28, 1999 Issued
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