Search

William K. Cheung

Examiner (ID: 18231, Phone: (571)272-1097 , Office: P/1762 )

Most Active Art Unit
1762
Art Unit(s)
1713, 1762, 1796
Total Applications
2398
Issued Applications
1935
Pending Applications
41
Abandoned Applications
433

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 3730311 [patent_doc_number] => 05652314 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-07-29 [patent_title] => 'Shape-shifted magnesium alkoxide component for polymerizing olefins' [patent_app_type] => 1 [patent_app_number] => 8/701805 [patent_app_country] => US [patent_app_date] => 1996-08-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 11065 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 175 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/652/05652314.pdf [firstpage_image] =>[orig_patent_app_number] => 701805 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/701805
Shape-shifted magnesium alkoxide component for polymerizing olefins Aug 20, 1996 Issued
Array ( [id] => 3850113 [patent_doc_number] => 05719247 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-02-17 [patent_title] => 'Tack-free elastomeric acrylate microspheres' [patent_app_type] => 1 [patent_app_number] => 8/675515 [patent_app_country] => US [patent_app_date] => 1996-07-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5602 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 154 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/719/05719247.pdf [firstpage_image] =>[orig_patent_app_number] => 675515 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/675515
Tack-free elastomeric acrylate microspheres Jul 2, 1996 Issued
Array ( [id] => 3730326 [patent_doc_number] => 05652315 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-07-29 [patent_title] => 'Method for preparing ethylene copolymer' [patent_app_type] => 1 [patent_app_number] => 8/663596 [patent_app_country] => US [patent_app_date] => 1996-06-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 2110 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 102 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/652/05652315.pdf [firstpage_image] =>[orig_patent_app_number] => 663596 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/663596
Method for preparing ethylene copolymer Jun 13, 1996 Issued
Array ( [id] => 3649474 [patent_doc_number] => 05629390 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-05-13 [patent_title] => 'Method for producing a polyolefin' [patent_app_type] => 1 [patent_app_number] => 8/648866 [patent_app_country] => US [patent_app_date] => 1996-05-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12548 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 232 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/629/05629390.pdf [firstpage_image] =>[orig_patent_app_number] => 648866 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/648866
Method for producing a polyolefin May 15, 1996 Issued
Array ( [id] => 3859649 [patent_doc_number] => 05837089 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-11-17 [patent_title] => 'Heat reactivatable adhesive' [patent_app_type] => 1 [patent_app_number] => 8/636080 [patent_app_country] => US [patent_app_date] => 1996-04-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4289 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 26 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/837/05837089.pdf [firstpage_image] =>[orig_patent_app_number] => 636080 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/636080
Heat reactivatable adhesive Apr 21, 1996 Issued
Array ( [id] => 3721623 [patent_doc_number] => 05681646 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-10-28 [patent_title] => 'High strength spunbond fabric from high melt flow rate polymers' [patent_app_type] => 1 [patent_app_number] => 8/639853 [patent_app_country] => US [patent_app_date] => 1996-04-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5630 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 232 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/681/05681646.pdf [firstpage_image] =>[orig_patent_app_number] => 639853 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/639853
High strength spunbond fabric from high melt flow rate polymers Apr 18, 1996 Issued
08/631625 PROCESS FOR PREPARING POLYOLEFINS Apr 7, 1996 Abandoned
Array ( [id] => 3699484 [patent_doc_number] => 05677375 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-10-14 [patent_title] => 'Process for producing an in situ polyethylene blend' [patent_app_type] => 1 [patent_app_number] => 8/625612 [patent_app_country] => US [patent_app_date] => 1996-03-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8154 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 377 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/677/05677375.pdf [firstpage_image] =>[orig_patent_app_number] => 625612 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/625612
Process for producing an in situ polyethylene blend Mar 28, 1996 Issued
08/454264 PROCESS FOR PRODUCING POLYETHYLENE HAVIGN A BROAD MOLECULAR WEIGHT DISTRIBUTION Mar 17, 1996 Abandoned
Array ( [id] => 3788628 [patent_doc_number] => 05736613 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-04-07 [patent_title] => 'Highly rigid propylenic resin and blow molded article made therefrom' [patent_app_type] => 1 [patent_app_number] => 8/605133 [patent_app_country] => US [patent_app_date] => 1996-03-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6019 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 95 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/736/05736613.pdf [firstpage_image] =>[orig_patent_app_number] => 605133 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/605133
Highly rigid propylenic resin and blow molded article made therefrom Mar 12, 1996 Issued
Array ( [id] => 3733665 [patent_doc_number] => 05665818 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-09-09 [patent_title] => 'High activity staged reactor process' [patent_app_type] => 1 [patent_app_number] => 8/609595 [patent_app_country] => US [patent_app_date] => 1996-03-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7299 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 252 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/665/05665818.pdf [firstpage_image] =>[orig_patent_app_number] => 609595 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/609595
High activity staged reactor process Mar 4, 1996 Issued
08/599286 VANADIUM BASED COMPONENTS AND CATALYSTS FOR THE POLYMERIZATION OF OLEFINS AND POLYMERIZATION PROCESSES USING THE SAME Feb 8, 1996 Abandoned
Array ( [id] => 3635412 [patent_doc_number] => 05610246 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-03-11 [patent_title] => 'Process for polymerizing propylene using a silica-supported catalyst' [patent_app_type] => 1 [patent_app_number] => 8/597469 [patent_app_country] => US [patent_app_date] => 1996-02-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6878 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 217 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/610/05610246.pdf [firstpage_image] =>[orig_patent_app_number] => 597469 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/597469
Process for polymerizing propylene using a silica-supported catalyst Feb 4, 1996 Issued
Array ( [id] => 3691165 [patent_doc_number] => 05604172 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-02-18 [patent_title] => 'Shape-shifted magnesium alkoxide component for polymerizing olefins' [patent_app_type] => 1 [patent_app_number] => 8/595777 [patent_app_country] => US [patent_app_date] => 1996-02-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 11164 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 149 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/604/05604172.pdf [firstpage_image] =>[orig_patent_app_number] => 595777 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/595777
Shape-shifted magnesium alkoxide component for polymerizing olefins Feb 1, 1996 Issued
Array ( [id] => 3689006 [patent_doc_number] => 05649998 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-07-22 [patent_title] => 'Device for separating the phases of a fluid sample' [patent_app_type] => 1 [patent_app_number] => 8/591912 [patent_app_country] => US [patent_app_date] => 1996-01-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 5 [patent_no_of_words] => 2106 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 328 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/649/05649998.pdf [firstpage_image] =>[orig_patent_app_number] => 591912 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/591912
Device for separating the phases of a fluid sample Jan 24, 1996 Issued
Array ( [id] => 3633213 [patent_doc_number] => 05610115 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-03-11 [patent_title] => 'Organic carrier supported metallocene catalyst for olefin polymerization' [patent_app_type] => 1 [patent_app_number] => 8/585694 [patent_app_country] => US [patent_app_date] => 1996-01-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4104 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 133 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/610/05610115.pdf [firstpage_image] =>[orig_patent_app_number] => 585694 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/585694
Organic carrier supported metallocene catalyst for olefin polymerization Jan 15, 1996 Issued
08/592353 PREPARATION OF HOMO- AND COPOLYMERS OF ALK-L-ENES Jan 10, 1996 Abandoned
08/576401 CATALYST SYSTEMS OF THE TYPE COMPRISING THE ZIEGLER-NATTA CATALYSTS Dec 20, 1995 Abandoned
Array ( [id] => 3620810 [patent_doc_number] => 05641721 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-06-24 [patent_title] => 'Prepolymerized catalyst composition, a process for the preparation thereof, and a process for polymerizing .alpha.-olefins' [patent_app_type] => 1 [patent_app_number] => 8/571029 [patent_app_country] => US [patent_app_date] => 1995-12-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4553 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 56 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/641/05641721.pdf [firstpage_image] =>[orig_patent_app_number] => 571029 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/571029
Prepolymerized catalyst composition, a process for the preparation thereof, and a process for polymerizing .alpha.-olefins Dec 11, 1995 Issued
08/565314 ETHYLENE HOMOPOLYMER, CONTINUOUS POLYMERIZATION PROCESS FOR ITS PREPARATION, COMPOSITION CONSISTING ESSENTIALLY OF THE ETHYLENE HOMOPOLYMER AND SHAPED PRODUCTS MANUFACTURED FROM THIS COMPOSITION Nov 29, 1995 Abandoned
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