
Jianchun Qin
Examiner (ID: 6983, Phone: (571)272-5981 , Office: P/2837 )
| Most Active Art Unit | 2837 |
| Art Unit(s) | 2837, 2832 |
| Total Applications | 1396 |
| Issued Applications | 929 |
| Pending Applications | 95 |
| Abandoned Applications | 392 |
Applications
| Application number | Title of the application | Filing Date | Status |
|---|---|---|---|
Array
(
[id] => 4921077
[patent_doc_number] => 20080069391
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2008-03-20
[patent_title] => 'Battery door'
[patent_app_type] => utility
[patent_app_number] => 11/900498
[patent_app_country] => US
[patent_app_date] => 2007-09-12
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 7
[patent_figures_cnt] => 7
[patent_no_of_words] => 2897
[patent_no_of_claims] => 20
[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/A1/0069/20080069391.pdf
[firstpage_image] =>[orig_patent_app_number] => 11900498
[rel_patent_id] =>[rel_patent_doc_number] =>) 11/900498 | Battery door | Sep 11, 2007 | Abandoned |
Array
(
[id] => 4767637
[patent_doc_number] => 20080053291
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2008-03-06
[patent_title] => 'ADJUSTABLE VENTURI FOR A DRUM'
[patent_app_type] => utility
[patent_app_number] => 11/854223
[patent_app_country] => US
[patent_app_date] => 2007-09-12
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 9
[patent_figures_cnt] => 9
[patent_no_of_words] => 2755
[patent_no_of_claims] => 20
[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/A1/0053/20080053291.pdf
[firstpage_image] =>[orig_patent_app_number] => 11854223
[rel_patent_id] =>[rel_patent_doc_number] =>) 11/854223 | ADJUSTABLE VENTURI FOR A DRUM | Sep 11, 2007 | Abandoned |
Array
(
[id] => 5448809
[patent_doc_number] => 20090064844
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2009-03-12
[patent_title] => 'Method and apparatus for tuning a musical drum'
[patent_app_type] => utility
[patent_app_number] => 11/900068
[patent_app_country] => US
[patent_app_date] => 2007-09-10
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 11
[patent_figures_cnt] => 11
[patent_no_of_words] => 2894
[patent_no_of_claims] => 23
[patent_no_of_ind_claims] => 5
[patent_words_short_claim] => 0
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] => publications/A1/0064/20090064844.pdf
[firstpage_image] =>[orig_patent_app_number] => 11900068
[rel_patent_id] =>[rel_patent_doc_number] =>) 11/900068 | Method and apparatus for tuning a musical drum | Sep 9, 2007 | Issued |
Array
(
[id] => 5448806
[patent_doc_number] => 20090064841
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2009-03-12
[patent_title] => 'SPRING-BIASED TUNING MACHINE'
[patent_app_type] => utility
[patent_app_number] => 11/852947
[patent_app_country] => US
[patent_app_date] => 2007-09-10
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 7
[patent_figures_cnt] => 7
[patent_no_of_words] => 3772
[patent_no_of_claims] => 11
[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/A1/0064/20090064841.pdf
[firstpage_image] =>[orig_patent_app_number] => 11852947
[rel_patent_id] =>[rel_patent_doc_number] =>) 11/852947 | Spring-biased tuning machine | Sep 9, 2007 | Issued |
Array
(
[id] => 203157
[patent_doc_number] => 07633000
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2009-12-15
[patent_title] => 'U-joint for double pedal'
[patent_app_type] => utility
[patent_app_number] => 11/850112
[patent_app_country] => US
[patent_app_date] => 2007-09-05
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 13
[patent_figures_cnt] => 30
[patent_no_of_words] => 14887
[patent_no_of_claims] => 19
[patent_no_of_ind_claims] => 3
[patent_words_short_claim] => 190
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/07/633/07633000.pdf
[firstpage_image] =>[orig_patent_app_number] => 11850112
[rel_patent_id] =>[rel_patent_doc_number] =>) 11/850112 | U-joint for double pedal | Sep 4, 2007 | Issued |
Array
(
[id] => 142767
[patent_doc_number] => 07692078
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2010-04-06
[patent_title] => 'Key actuating apparatus and key actuation control system'
[patent_app_type] => utility
[patent_app_number] => 11/896598
[patent_app_country] => US
[patent_app_date] => 2007-09-04
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 8
[patent_figures_cnt] => 13
[patent_no_of_words] => 6960
[patent_no_of_claims] => 1
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 200
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/07/692/07692078.pdf
[firstpage_image] =>[orig_patent_app_number] => 11896598
[rel_patent_id] =>[rel_patent_doc_number] =>) 11/896598 | Key actuating apparatus and key actuation control system | Sep 3, 2007 | Issued |
Array
(
[id] => 4892546
[patent_doc_number] => 20080101644
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2008-05-01
[patent_title] => 'Portable electronic device'
[patent_app_type] => utility
[patent_app_number] => 11/896004
[patent_app_country] => US
[patent_app_date] => 2007-08-29
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 4
[patent_figures_cnt] => 4
[patent_no_of_words] => 1985
[patent_no_of_claims] => 14
[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/A1/0101/20080101644.pdf
[firstpage_image] =>[orig_patent_app_number] => 11896004
[rel_patent_id] =>[rel_patent_doc_number] =>) 11/896004 | Portable electronic device | Aug 28, 2007 | Abandoned |
Array
(
[id] => 8307601
[patent_doc_number] => 08229151
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2012-07-24
[patent_title] => 'Completely-in-canal hearing instrument with robust feedback stability'
[patent_app_type] => utility
[patent_app_number] => 11/846112
[patent_app_country] => US
[patent_app_date] => 2007-08-28
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 7
[patent_figures_cnt] => 10
[patent_no_of_words] => 2523
[patent_no_of_claims] => 2
[patent_no_of_ind_claims] => 2
[patent_words_short_claim] => 118
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 11846112
[rel_patent_id] =>[rel_patent_doc_number] =>) 11/846112 | Completely-in-canal hearing instrument with robust feedback stability | Aug 27, 2007 | Issued |
Array
(
[id] => 5445663
[patent_doc_number] => 20090046889
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2009-02-19
[patent_title] => 'SPEAKER'
[patent_app_type] => utility
[patent_app_number] => 11/838545
[patent_app_country] => US
[patent_app_date] => 2007-08-14
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 4
[patent_figures_cnt] => 4
[patent_no_of_words] => 1536
[patent_no_of_claims] => 7
[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/A1/0046/20090046889.pdf
[firstpage_image] =>[orig_patent_app_number] => 11838545
[rel_patent_id] =>[rel_patent_doc_number] =>) 11/838545 | SPEAKER | Aug 13, 2007 | Abandoned |
Array
(
[id] => 4647686
[patent_doc_number] => 20080034941
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2008-02-14
[patent_title] => 'Single vertex damped cable tailpiece for bowed string instruments'
[patent_app_type] => utility
[patent_app_number] => 11/891365
[patent_app_country] => US
[patent_app_date] => 2007-08-11
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 8
[patent_figures_cnt] => 8
[patent_no_of_words] => 2867
[patent_no_of_claims] => 34
[patent_no_of_ind_claims] => 4
[patent_words_short_claim] => 0
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] => publications/A1/0034/20080034941.pdf
[firstpage_image] =>[orig_patent_app_number] => 11891365
[rel_patent_id] =>[rel_patent_doc_number] =>) 11/891365 | Single vertex damped cable tailpiece for bowed string instruments | Aug 10, 2007 | Issued |
Array
(
[id] => 5359980
[patent_doc_number] => 20090034774
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2009-02-05
[patent_title] => 'Earbud Assembly and Method of Decorating an Earbud Assembly'
[patent_app_type] => utility
[patent_app_number] => 11/833603
[patent_app_country] => US
[patent_app_date] => 2007-08-03
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 4
[patent_figures_cnt] => 4
[patent_no_of_words] => 6123
[patent_no_of_claims] => 22
[patent_no_of_ind_claims] => 2
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[patent_maintenance] => 1
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[patent_current_assignee] =>[type] => publication
[pdf_file] => publications/A1/0034/20090034774.pdf
[firstpage_image] =>[orig_patent_app_number] => 11833603
[rel_patent_id] =>[rel_patent_doc_number] =>) 11/833603 | Earbud Assembly and Method of Decorating an Earbud Assembly | Aug 2, 2007 | Abandoned |
Array
(
[id] => 4773625
[patent_doc_number] => 20080059287
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2008-03-06
[patent_title] => 'Method and system for video and film recommendation'
[patent_app_type] => utility
[patent_app_number] => 11/881810
[patent_app_country] => US
[patent_app_date] => 2007-07-27
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 24
[patent_figures_cnt] => 24
[patent_no_of_words] => 7146
[patent_no_of_claims] => 9
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[patent_current_assignee] =>[type] => publication
[pdf_file] => publications/A1/0059/20080059287.pdf
[firstpage_image] =>[orig_patent_app_number] => 11881810
[rel_patent_id] =>[rel_patent_doc_number] =>) 11/881810 | Method and system for video and film recommendation | Jul 26, 2007 | Issued |
Array
(
[id] => 5520367
[patent_doc_number] => 20090028348
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2009-01-29
[patent_title] => 'Headphone'
[patent_app_type] => utility
[patent_app_number] => 11/880559
[patent_app_country] => US
[patent_app_date] => 2007-07-23
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 4
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[patent_no_of_words] => 1896
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[pdf_file] => publications/A1/0028/20090028348.pdf
[firstpage_image] =>[orig_patent_app_number] => 11880559
[rel_patent_id] =>[rel_patent_doc_number] =>) 11/880559 | Headphone | Jul 22, 2007 | Issued |
Array
(
[id] => 5287254
[patent_doc_number] => 20090019984
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2009-01-22
[patent_title] => 'PICK GUARD FOR A GUITAR'
[patent_app_type] => utility
[patent_app_number] => 11/780469
[patent_app_country] => US
[patent_app_date] => 2007-07-19
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 8
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[patent_no_of_words] => 3991
[patent_no_of_claims] => 29
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[patent_current_assignee] =>[type] => publication
[pdf_file] => publications/A1/0019/20090019984.pdf
[firstpage_image] =>[orig_patent_app_number] => 11780469
[rel_patent_id] =>[rel_patent_doc_number] =>) 11/780469 | PICK GUARD FOR A GUITAR | Jul 18, 2007 | Abandoned |
Array
(
[id] => 4906250
[patent_doc_number] => 20080017016
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2008-01-24
[patent_title] => 'Keyboard structure of electronic keyboard instrument'
[patent_app_type] => utility
[patent_app_number] => 11/827785
[patent_app_country] => US
[patent_app_date] => 2007-07-13
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 9
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[pdf_file] => publications/A1/0017/20080017016.pdf
[firstpage_image] =>[orig_patent_app_number] => 11827785
[rel_patent_id] =>[rel_patent_doc_number] =>) 11/827785 | Keyboard structure of electronic keyboard instrument | Jul 12, 2007 | Issued |
Array
(
[id] => 4639817
[patent_doc_number] => 08017844
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2011-09-13
[patent_title] => 'Tremolo mechanism for a stringed musical instrument with pivoting string anchor'
[patent_app_type] => utility
[patent_app_number] => 11/776783
[patent_app_country] => US
[patent_app_date] => 2007-07-12
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[patent_drawing_sheets_cnt] => 16
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[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/08/017/08017844.pdf
[firstpage_image] =>[orig_patent_app_number] => 11776783
[rel_patent_id] =>[rel_patent_doc_number] =>) 11/776783 | Tremolo mechanism for a stringed musical instrument with pivoting string anchor | Jul 11, 2007 | Issued |
Array
(
[id] => 4736247
[patent_doc_number] => 20080229899
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2008-09-25
[patent_title] => 'Tremolo Mechanism For A Stringed Musical Instrument With Angled Saddle Rollers'
[patent_app_type] => utility
[patent_app_number] => 11/776767
[patent_app_country] => US
[patent_app_date] => 2007-07-12
[patent_effective_date] => 0000-00-00
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[pdf_file] => publications/A1/0229/20080229899.pdf
[firstpage_image] =>[orig_patent_app_number] => 11776767
[rel_patent_id] =>[rel_patent_doc_number] =>) 11/776767 | Tremolo mechanism for a stringed musical instrument with angled saddle rollers | Jul 11, 2007 | Issued |
Array
(
[id] => 4562398
[patent_doc_number] => 07838750
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2010-11-23
[patent_title] => 'Musical instrument sloped neck joint'
[patent_app_type] => utility
[patent_app_number] => 11/776444
[patent_app_country] => US
[patent_app_date] => 2007-07-11
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[pdf_file] => patents/07/838/07838750.pdf
[firstpage_image] =>[orig_patent_app_number] => 11776444
[rel_patent_id] =>[rel_patent_doc_number] =>) 11/776444 | Musical instrument sloped neck joint | Jul 10, 2007 | Issued |
Array
(
[id] => 5306571
[patent_doc_number] => 20090013852
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2009-01-15
[patent_title] => 'Musical Instrument Bell Cap'
[patent_app_type] => utility
[patent_app_number] => 11/775321
[patent_app_country] => US
[patent_app_date] => 2007-07-10
[patent_effective_date] => 0000-00-00
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[pdf_file] => publications/A1/0013/20090013852.pdf
[firstpage_image] =>[orig_patent_app_number] => 11775321
[rel_patent_id] =>[rel_patent_doc_number] =>) 11/775321 | Musical Instrument Bell Cap | Jul 9, 2007 | Abandoned |
Array
(
[id] => 5292827
[patent_doc_number] => 20090007753
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2009-01-08
[patent_title] => 'PRACTICE MUTE FOR STRING INSTRUMENTS'
[patent_app_type] => utility
[patent_app_number] => 11/774116
[patent_app_country] => US
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[patent_effective_date] => 0000-00-00
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[pdf_file] => publications/A1/0007/20090007753.pdf
[firstpage_image] =>[orig_patent_app_number] => 11774116
[rel_patent_id] =>[rel_patent_doc_number] =>) 11/774116 | PRACTICE MUTE FOR STRING INSTRUMENTS | Jul 5, 2007 | Abandoned |