
Hai Chi Pham
Examiner (ID: 18284)
| Most Active Art Unit | 2861 |
| Art Unit(s) | 2853, 2861 |
| Total Applications | 1967 |
| Issued Applications | 1679 |
| Pending Applications | 12 |
| Abandoned Applications | 277 |
Applications
| Application number | Title of the application | Filing Date | Status |
|---|---|---|---|
Array
(
[id] => 2622682
[patent_doc_number] => 04906401
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1990-03-06
[patent_title] => 'Use of liquid-crystal 5-phenylpyrimidine derivatives as components of smectic liquid-crystal mixtures'
[patent_app_type] => 1
[patent_app_number] => 7/378470
[patent_app_country] => US
[patent_app_date] => 1989-07-12
[patent_effective_date] => 0000-00-00
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[pdf_file] => patents/04/906/04906401.pdf
[firstpage_image] =>[orig_patent_app_number] => 378470
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/378470 | Use of liquid-crystal 5-phenylpyrimidine derivatives as components of smectic liquid-crystal mixtures | Jul 11, 1989 | Issued |
Array
(
[id] => 2629400
[patent_doc_number] => 04906752
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1990-03-06
[patent_title] => 'Liquid-crystal 5-phenylpyrimidine derivatives having sc or sc* phases and a process for preparing them'
[patent_app_type] => 1
[patent_app_number] => 7/378466
[patent_app_country] => US
[patent_app_date] => 1989-07-12
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
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[patent_no_of_words] => 4125
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[patent_words_short_claim] => 87
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[pdf_file] => patents/04/906/04906752.pdf
[firstpage_image] =>[orig_patent_app_number] => 378466
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/378466 | Liquid-crystal 5-phenylpyrimidine derivatives having sc or sc* phases and a process for preparing them | Jul 11, 1989 | Issued |
Array
(
[id] => 2582912
[patent_doc_number] => 04908152
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1990-03-13
[patent_title] => 'Cyclohexane derivative'
[patent_app_type] => 1
[patent_app_number] => 7/331379
[patent_app_country] => US
[patent_app_date] => 1989-03-31
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 1943
[patent_no_of_claims] => 8
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[patent_words_short_claim] => 67
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[pdf_file] => patents/04/908/04908152.pdf
[firstpage_image] =>[orig_patent_app_number] => 331379
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/331379 | Cyclohexane derivative | Mar 30, 1989 | Issued |
Array
(
[id] => 2552605
[patent_doc_number] => 04897216
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1990-01-30
[patent_title] => '2,3-difluorophenol derivatives'
[patent_app_type] => 1
[patent_app_number] => 7/321046
[patent_app_country] => US
[patent_app_date] => 1989-03-09
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
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[patent_no_of_words] => 6211
[patent_no_of_claims] => 17
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[pdf_file] => patents/04/897/04897216.pdf
[firstpage_image] =>[orig_patent_app_number] => 321046
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/321046 | 2,3-difluorophenol derivatives | Mar 8, 1989 | Issued |
Array
(
[id] => 2580643
[patent_doc_number] => 04925590
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1990-05-15
[patent_title] => 'Derivatives of 4-cyano-2,3-difluorophenol'
[patent_app_type] => 1
[patent_app_number] => 7/321045
[patent_app_country] => US
[patent_app_date] => 1989-03-09
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
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[patent_no_of_words] => 9043
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[pdf_file] => patents/04/925/04925590.pdf
[firstpage_image] =>[orig_patent_app_number] => 321045
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/321045 | Derivatives of 4-cyano-2,3-difluorophenol | Mar 8, 1989 | Issued |
Array
(
[id] => 2518830
[patent_doc_number] => 04880562
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1989-11-14
[patent_title] => 'Liquid crystal compound'
[patent_app_type] => 1
[patent_app_number] => 7/312053
[patent_app_country] => US
[patent_app_date] => 1989-02-17
[patent_effective_date] => 0000-00-00
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[pdf_file] => patents/04/880/04880562.pdf
[firstpage_image] =>[orig_patent_app_number] => 312053
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/312053 | Liquid crystal compound | Feb 16, 1989 | Issued |
Array
(
[id] => 2474482
[patent_doc_number] => 04876027
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[patent_kind] => NA
[patent_issue_date] => 1989-10-24
[patent_title] => 'Optically active composition, mesomorphic compound and liquid crystal device'
[patent_app_type] => 1
[patent_app_number] => 7/302145
[patent_app_country] => US
[patent_app_date] => 1989-01-27
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 1
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[patent_no_of_words] => 5646
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[pdf_file] => patents/04/876/04876027.pdf
[firstpage_image] =>[orig_patent_app_number] => 302145
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/302145 | Optically active composition, mesomorphic compound and liquid crystal device | Jan 26, 1989 | Issued |
Array
(
[id] => 2475290
[patent_doc_number] => 04882086
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1989-11-21
[patent_title] => 'Ferroelectric liquid crystal composition'
[patent_app_type] => 1
[patent_app_number] => 7/298989
[patent_app_country] => US
[patent_app_date] => 1989-01-19
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 5
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[patent_no_of_words] => 5194
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[pdf_file] => patents/04/882/04882086.pdf
[firstpage_image] =>[orig_patent_app_number] => 298989
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/298989 | Ferroelectric liquid crystal composition | Jan 18, 1989 | Issued |
Array
(
[id] => 2519174
[patent_doc_number] => 04877548
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1989-10-31
[patent_title] => 'Liquid crystal composition'
[patent_app_type] => 1
[patent_app_number] => 7/290701
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[patent_app_date] => 1988-12-27
[patent_effective_date] => 0000-00-00
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[pdf_file] => patents/04/877/04877548.pdf
[firstpage_image] =>[orig_patent_app_number] => 290701
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/290701 | Liquid crystal composition | Dec 26, 1988 | Issued |
Array
(
[id] => 2461414
[patent_doc_number] => 04844836
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1989-07-04
[patent_title] => 'Optically active cyanobiphenyl compound'
[patent_app_type] => 1
[patent_app_number] => 7/276362
[patent_app_country] => US
[patent_app_date] => 1988-11-23
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
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[patent_no_of_words] => 676
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[pdf_file] => patents/04/844/04844836.pdf
[firstpage_image] =>[orig_patent_app_number] => 276362
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/276362 | Optically active cyanobiphenyl compound | Nov 22, 1988 | Issued |
Array
(
[id] => 2591657
[patent_doc_number] => 04923632
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1990-05-08
[patent_title] => 'Liquid crystal composition for twist nematic mode'
[patent_app_type] => 1
[patent_app_number] => 7/272942
[patent_app_country] => US
[patent_app_date] => 1988-11-18
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[pdf_file] => patents/04/923/04923632.pdf
[firstpage_image] =>[orig_patent_app_number] => 272942
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/272942 | Liquid crystal composition for twist nematic mode | Nov 17, 1988 | Issued |
Array
(
[id] => 2520593
[patent_doc_number] => 04883609
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1989-11-28
[patent_title] => 'Pyrimidine derivatives'
[patent_app_type] => 1
[patent_app_number] => 7/271795
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[pdf_file] => patents/04/883/04883609.pdf
[firstpage_image] =>[orig_patent_app_number] => 271795
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/271795 | Pyrimidine derivatives | Nov 15, 1988 | Issued |
Array
(
[id] => 2626366
[patent_doc_number] => 04913530
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[patent_kind] => NA
[patent_issue_date] => 1990-04-03
[patent_title] => 'Liquid crystal display'
[patent_app_type] => 1
[patent_app_number] => 7/269316
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[firstpage_image] =>[orig_patent_app_number] => 269316
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/269316 | Liquid crystal display | Nov 9, 1988 | Issued |
| 07/268257 | OPTICALLY ACTIVE COMPOUND AND LIQUID CRYSTAL COMPOSITION CONTAINING SAME | Nov 6, 1988 | Abandoned |
Array
(
[id] => 2553974
[patent_doc_number] => 04853152
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[firstpage_image] =>[orig_patent_app_number] => 268184
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Array
(
[id] => 2587023
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Array
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[id] => 2643574
[patent_doc_number] => 04895671
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Array
(
[id] => 2563613
[patent_doc_number] => 04900473
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[patent_issue_date] => 1990-02-13
[patent_title] => 'Optically active alkanoyloxy 2,5-diphenyl pyrimidine and liquid crystal compositions'
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Array
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[id] => 2563592
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Array
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