
Haidong Zhang
Examiner (ID: 2525, Phone: (571)270-5815 , Office: P/2858 )
| Most Active Art Unit | 2858 |
| Art Unit(s) | 2857, 2858 |
| Total Applications | 506 |
| Issued Applications | 390 |
| Pending Applications | 38 |
| Abandoned Applications | 86 |
Applications
| Application number | Title of the application | Filing Date | Status |
|---|---|---|---|
Array
(
[id] => 1444186
[patent_doc_number] => 06367890
[patent_country] => US
[patent_kind] => B1
[patent_issue_date] => 2002-04-09
[patent_title] => 'Method and apparatus for activating a pump of a braking system as a function of the pressure drop'
[patent_app_type] => B1
[patent_app_number] => 09/339449
[patent_app_country] => US
[patent_app_date] => 1999-06-24
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 4
[patent_figures_cnt] => 4
[patent_no_of_words] => 3796
[patent_no_of_claims] => 7
[patent_no_of_ind_claims] => 2
[patent_words_short_claim] => 110
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/06/367/06367890.pdf
[firstpage_image] =>[orig_patent_app_number] => 09339449
[rel_patent_id] =>[rel_patent_doc_number] =>) 09/339449 | Method and apparatus for activating a pump of a braking system as a function of the pressure drop | Jun 23, 1999 | Issued |
Array
(
[id] => 4339275
[patent_doc_number] => 06253890
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 2001-07-03
[patent_title] => 'Air brakes for trucks'
[patent_app_type] => 1
[patent_app_number] => 9/335147
[patent_app_country] => US
[patent_app_date] => 1999-06-17
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 11
[patent_figures_cnt] => 16
[patent_no_of_words] => 13802
[patent_no_of_claims] => 22
[patent_no_of_ind_claims] => 4
[patent_words_short_claim] => 401
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/06/253/06253890.pdf
[firstpage_image] =>[orig_patent_app_number] => 335147
[rel_patent_id] =>[rel_patent_doc_number] =>) 09/335147 | Air brakes for trucks | Jun 16, 1999 | Issued |
Array
(
[id] => 4232102
[patent_doc_number] => 06202354
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 2001-03-20
[patent_title] => 'Ski slope obstacle injury protecting system'
[patent_app_type] => 1
[patent_app_number] => 9/335170
[patent_app_country] => US
[patent_app_date] => 1999-06-17
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 2
[patent_figures_cnt] => 4
[patent_no_of_words] => 2746
[patent_no_of_claims] => 13
[patent_no_of_ind_claims] => 3
[patent_words_short_claim] => 136
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/06/202/06202354.pdf
[firstpage_image] =>[orig_patent_app_number] => 335170
[rel_patent_id] =>[rel_patent_doc_number] =>) 09/335170 | Ski slope obstacle injury protecting system | Jun 16, 1999 | Issued |
Array
(
[id] => 4248833
[patent_doc_number] => 06305510
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 2001-10-23
[patent_title] => 'Disc brake system'
[patent_app_type] => 1
[patent_app_number] => 9/319827
[patent_app_country] => US
[patent_app_date] => 1999-06-11
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 4
[patent_figures_cnt] => 6
[patent_no_of_words] => 2313
[patent_no_of_claims] => 8
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 158
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/06/305/06305510.pdf
[firstpage_image] =>[orig_patent_app_number] => 319827
[rel_patent_id] =>[rel_patent_doc_number] =>) 09/319827 | Disc brake system | Jun 10, 1999 | Issued |
Array
(
[id] => 4243377
[patent_doc_number] => 06203116
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 2001-03-20
[patent_title] => 'Method for operating an electromechanical brake system'
[patent_app_type] => 1
[patent_app_number] => 9/335510
[patent_app_country] => US
[patent_app_date] => 1999-06-10
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 1
[patent_figures_cnt] => 1
[patent_no_of_words] => 4290
[patent_no_of_claims] => 6
[patent_no_of_ind_claims] => 2
[patent_words_short_claim] => 189
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/06/203/06203116.pdf
[firstpage_image] =>[orig_patent_app_number] => 335510
[rel_patent_id] =>[rel_patent_doc_number] =>) 09/335510 | Method for operating an electromechanical brake system | Jun 9, 1999 | Issued |
Array
(
[id] => 4390221
[patent_doc_number] => 06264009
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 2001-07-24
[patent_title] => 'Multi-stage wet disc brake'
[patent_app_type] => 1
[patent_app_number] => 9/325273
[patent_app_country] => US
[patent_app_date] => 1999-06-03
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 4
[patent_figures_cnt] => 9
[patent_no_of_words] => 2421
[patent_no_of_claims] => 9
[patent_no_of_ind_claims] => 2
[patent_words_short_claim] => 224
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/06/264/06264009.pdf
[firstpage_image] =>[orig_patent_app_number] => 325273
[rel_patent_id] =>[rel_patent_doc_number] =>) 09/325273 | Multi-stage wet disc brake | Jun 2, 1999 | Issued |
| 09/308777 | MECHANICAL SYSTEM FOR CONTROLLING THE SPEED OF ELECTRIC LIFTS | May 24, 1999 | Abandoned |
Array
(
[id] => 4259214
[patent_doc_number] => 06280004
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 2001-08-28
[patent_title] => 'Brake control system for balanced braking of a towed vehicle'
[patent_app_type] => 1
[patent_app_number] => 9/314613
[patent_app_country] => US
[patent_app_date] => 1999-05-19
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 2
[patent_figures_cnt] => 4
[patent_no_of_words] => 3631
[patent_no_of_claims] => 1
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 240
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/06/280/06280004.pdf
[firstpage_image] =>[orig_patent_app_number] => 314613
[rel_patent_id] =>[rel_patent_doc_number] =>) 09/314613 | Brake control system for balanced braking of a towed vehicle | May 18, 1999 | Issued |
Array
(
[id] => 4391610
[patent_doc_number] => 06170922
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 2001-01-09
[patent_title] => 'Pressurized gas to release spring applied hydraulically released brakes'
[patent_app_type] => 1
[patent_app_number] => 9/313853
[patent_app_country] => US
[patent_app_date] => 1999-05-18
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 2
[patent_figures_cnt] => 3
[patent_no_of_words] => 1152
[patent_no_of_claims] => 10
[patent_no_of_ind_claims] => 2
[patent_words_short_claim] => 70
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/06/170/06170922.pdf
[firstpage_image] =>[orig_patent_app_number] => 313853
[rel_patent_id] =>[rel_patent_doc_number] =>) 09/313853 | Pressurized gas to release spring applied hydraulically released brakes | May 17, 1999 | Issued |
Array
(
[id] => 4163048
[patent_doc_number] => 06148964
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 2000-11-21
[patent_title] => 'Front disk brake for a bicycle'
[patent_app_type] => 1
[patent_app_number] => 9/309915
[patent_app_country] => US
[patent_app_date] => 1999-05-11
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 5
[patent_figures_cnt] => 7
[patent_no_of_words] => 1669
[patent_no_of_claims] => 4
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 428
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/06/148/06148964.pdf
[firstpage_image] =>[orig_patent_app_number] => 309915
[rel_patent_id] =>[rel_patent_doc_number] =>) 09/309915 | Front disk brake for a bicycle | May 10, 1999 | Issued |
| 09/292790 | TOWED VEHICLE BRAKE CONTROLLER | Apr 13, 1999 | Abandoned |
Array
(
[id] => 4339364
[patent_doc_number] => 06199843
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 2001-03-13
[patent_title] => 'Anti-friction helical spring assembly to prevent one end of a spring from rotating during expansion or compression of the spring'
[patent_app_type] => 1
[patent_app_number] => 9/290313
[patent_app_country] => US
[patent_app_date] => 1999-04-12
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 2
[patent_figures_cnt] => 5
[patent_no_of_words] => 1948
[patent_no_of_claims] => 20
[patent_no_of_ind_claims] => 3
[patent_words_short_claim] => 179
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/06/199/06199843.pdf
[firstpage_image] =>[orig_patent_app_number] => 290313
[rel_patent_id] =>[rel_patent_doc_number] =>) 09/290313 | Anti-friction helical spring assembly to prevent one end of a spring from rotating during expansion or compression of the spring | Apr 11, 1999 | Issued |
Array
(
[id] => 4390191
[patent_doc_number] => 06264008
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 2001-07-24
[patent_title] => 'Parallel-push brake mechanism for bicycles'
[patent_app_type] => 1
[patent_app_number] => 9/289302
[patent_app_country] => US
[patent_app_date] => 1999-04-09
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 15
[patent_figures_cnt] => 18
[patent_no_of_words] => 3745
[patent_no_of_claims] => 29
[patent_no_of_ind_claims] => 5
[patent_words_short_claim] => 116
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/06/264/06264008.pdf
[firstpage_image] =>[orig_patent_app_number] => 289302
[rel_patent_id] =>[rel_patent_doc_number] =>) 09/289302 | Parallel-push brake mechanism for bicycles | Apr 8, 1999 | Issued |
Array
(
[id] => 4248761
[patent_doc_number] => 06305506
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 2001-10-23
[patent_title] => 'Braking system including motor-driven disc brake equipped with self-servo mechanism'
[patent_app_type] => 1
[patent_app_number] => 9/284002
[patent_app_country] => US
[patent_app_date] => 1999-04-02
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 65
[patent_figures_cnt] => 73
[patent_no_of_words] => 59288
[patent_no_of_claims] => 23
[patent_no_of_ind_claims] => 6
[patent_words_short_claim] => 201
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/06/305/06305506.pdf
[firstpage_image] =>[orig_patent_app_number] => 284002
[rel_patent_id] =>[rel_patent_doc_number] =>) 09/284002 | Braking system including motor-driven disc brake equipped with self-servo mechanism | Apr 1, 1999 | Issued |
Array
(
[id] => 4226835
[patent_doc_number] => 06220403
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 2001-04-24
[patent_title] => 'Eddy current braking system'
[patent_app_type] => 1
[patent_app_number] => 9/283890
[patent_app_country] => US
[patent_app_date] => 1999-04-01
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 3
[patent_figures_cnt] => 6
[patent_no_of_words] => 2612
[patent_no_of_claims] => 17
[patent_no_of_ind_claims] => 2
[patent_words_short_claim] => 144
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/06/220/06220403.pdf
[firstpage_image] =>[orig_patent_app_number] => 283890
[rel_patent_id] =>[rel_patent_doc_number] =>) 09/283890 | Eddy current braking system | Mar 31, 1999 | Issued |
Array
(
[id] => 1562483
[patent_doc_number] => 06338399
[patent_country] => US
[patent_kind] => B1
[patent_issue_date] => 2002-01-15
[patent_title] => 'Energy absorption device for fall arrest systems'
[patent_app_type] => B1
[patent_app_number] => 09/283698
[patent_app_country] => US
[patent_app_date] => 1999-04-01
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 3
[patent_figures_cnt] => 7
[patent_no_of_words] => 4042
[patent_no_of_claims] => 12
[patent_no_of_ind_claims] => 3
[patent_words_short_claim] => 278
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/06/338/06338399.pdf
[firstpage_image] =>[orig_patent_app_number] => 09283698
[rel_patent_id] =>[rel_patent_doc_number] =>) 09/283698 | Energy absorption device for fall arrest systems | Mar 31, 1999 | Issued |
Array
(
[id] => 1584442
[patent_doc_number] => 06481700
[patent_country] => US
[patent_kind] => B1
[patent_issue_date] => 2002-11-19
[patent_title] => 'Bicycle shock absorber with elastic members closely fitted between first and second rotating members'
[patent_app_type] => B1
[patent_app_number] => 09/281622
[patent_app_country] => US
[patent_app_date] => 1999-03-30
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 9
[patent_figures_cnt] => 9
[patent_no_of_words] => 5094
[patent_no_of_claims] => 29
[patent_no_of_ind_claims] => 6
[patent_words_short_claim] => 197
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/06/481/06481700.pdf
[firstpage_image] =>[orig_patent_app_number] => 09281622
[rel_patent_id] =>[rel_patent_doc_number] =>) 09/281622 | Bicycle shock absorber with elastic members closely fitted between first and second rotating members | Mar 29, 1999 | Issued |
Array
(
[id] => 7076652
[patent_doc_number] => 20010040079
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2001-11-15
[patent_title] => 'APPARATUS FOR REDUCING HARMONICS AND VIBRATIONS OF A ROTATING BASE PIECE'
[patent_app_type] => new
[patent_app_number] => 09/249514
[patent_app_country] => US
[patent_app_date] => 1999-02-12
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 2
[patent_figures_cnt] => 2
[patent_no_of_words] => 2306
[patent_no_of_claims] => 20
[patent_no_of_ind_claims] => 3
[patent_words_short_claim] => 58
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] => publications/A1/0040/20010040079.pdf
[firstpage_image] =>[orig_patent_app_number] => 09249514
[rel_patent_id] =>[rel_patent_doc_number] =>) 09/249514 | APPARATUS FOR REDUCING HARMONICS AND VIBRATIONS OF A ROTATING BASE PIECE | Feb 11, 1999 | Abandoned |
Array
(
[id] => 1435035
[patent_doc_number] => 06354675
[patent_country] => US
[patent_kind] => B1
[patent_issue_date] => 2002-03-12
[patent_title] => 'ABS apparatus'
[patent_app_type] => B1
[patent_app_number] => 09/214475
[patent_app_country] => US
[patent_app_date] => 1999-01-21
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 21
[patent_figures_cnt] => 24
[patent_no_of_words] => 20509
[patent_no_of_claims] => 35
[patent_no_of_ind_claims] => 8
[patent_words_short_claim] => 140
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/06/354/06354675.pdf
[firstpage_image] =>[orig_patent_app_number] => 09214475
[rel_patent_id] =>[rel_patent_doc_number] =>) 09/214475 | ABS apparatus | Jan 20, 1999 | Issued |
Array
(
[id] => 1146625
[patent_doc_number] => 06763794
[patent_country] => US
[patent_kind] => B1
[patent_issue_date] => 2004-07-20
[patent_title] => 'Vibration sound reducing device, and process for assembling elastic membrane in vibration sound reducing device'
[patent_app_type] => B1
[patent_app_number] => 09/190235
[patent_app_country] => US
[patent_app_date] => 1998-11-13
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 24
[patent_figures_cnt] => 26
[patent_no_of_words] => 20670
[patent_no_of_claims] => 7
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[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/06/763/06763794.pdf
[firstpage_image] =>[orig_patent_app_number] => 09190235
[rel_patent_id] =>[rel_patent_doc_number] =>) 09/190235 | Vibration sound reducing device, and process for assembling elastic membrane in vibration sound reducing device | Nov 12, 1998 | Issued |