Search

Richard K. Chang

Examiner (ID: 14488, Phone: (571)270-3368 , Office: P/2464 )

Most Active Art Unit
2464
Art Unit(s)
2616, 2663, 2464
Total Applications
302
Issued Applications
252
Pending Applications
10
Abandoned Applications
46

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 1185814 [patent_doc_number] => 06738447 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2004-05-18 [patent_title] => 'High energy absorption top nozzle for a nuclear fuel assembly' [patent_app_type] => B1 [patent_app_number] => 10/444469 [patent_app_country] => US [patent_app_date] => 2003-05-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 3374 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 341 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/738/06738447.pdf [firstpage_image] =>[orig_patent_app_number] => 10444469 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/444469
High energy absorption top nozzle for a nuclear fuel assembly May 21, 2003 Issued
Array ( [id] => 1058203 [patent_doc_number] => 06856662 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2005-02-15 [patent_title] => 'Remote examination of reactor nozzle J-groove welds' [patent_app_type] => utility [patent_app_number] => 10/437156 [patent_app_country] => US [patent_app_date] => 2003-05-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 8 [patent_no_of_words] => 1990 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 109 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/856/06856662.pdf [firstpage_image] =>[orig_patent_app_number] => 10437156 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/437156
Remote examination of reactor nozzle J-groove welds May 12, 2003 Issued
Array ( [id] => 1182717 [patent_doc_number] => 06748042 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2004-06-08 [patent_title] => 'Unirradiated nuclear fuel component transport system' [patent_app_type] => B1 [patent_app_number] => 10/424480 [patent_app_country] => US [patent_app_date] => 2003-04-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 10 [patent_no_of_words] => 3595 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 248 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/748/06748042.pdf [firstpage_image] =>[orig_patent_app_number] => 10424480 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/424480
Unirradiated nuclear fuel component transport system Apr 27, 2003 Issued
Array ( [id] => 6828789 [patent_doc_number] => 20030179847 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2003-09-25 [patent_title] => 'Fixture for cooling the core of a nuclear reactor' [patent_app_type] => new [patent_app_number] => 10/418990 [patent_app_country] => US [patent_app_date] => 2003-04-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 983 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 35 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0179/20030179847.pdf [firstpage_image] =>[orig_patent_app_number] => 10418990 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/418990
Fixture for cooling the core of a nuclear reactor Apr 17, 2003 Abandoned
Array ( [id] => 7179626 [patent_doc_number] => 20040202273 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2004-10-14 [patent_title] => 'Method and compositions for grouting decommissioned nuclear reactor components' [patent_app_type] => new [patent_app_number] => 10/402535 [patent_app_country] => US [patent_app_date] => 2003-03-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 5422 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 86 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0202/20040202273.pdf [firstpage_image] =>[orig_patent_app_number] => 10402535 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/402535
Method and compositions for grouting decommissioned nuclear reactor components Mar 27, 2003 Issued
Array ( [id] => 7339188 [patent_doc_number] => 20040190671 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2004-09-30 [patent_title] => 'Jet pump assembly repair method' [patent_app_type] => new [patent_app_number] => 10/397626 [patent_app_country] => US [patent_app_date] => 2003-03-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 2083 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 138 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0190/20040190671.pdf [firstpage_image] =>[orig_patent_app_number] => 10397626 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/397626
Jet pump assembly repair method Mar 25, 2003 Abandoned
Array ( [id] => 1135389 [patent_doc_number] => 06776101 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2004-08-17 [patent_title] => 'Fragmenting bullet' [patent_app_type] => B1 [patent_app_number] => 10/394553 [patent_app_country] => US [patent_app_date] => 2003-03-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 16 [patent_no_of_words] => 3040 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 143 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/776/06776101.pdf [firstpage_image] =>[orig_patent_app_number] => 10394553 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/394553
Fragmenting bullet Mar 20, 2003 Issued
Array ( [id] => 7415348 [patent_doc_number] => 20040182274 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2004-09-23 [patent_title] => 'Sabot for muzzleloading firearm' [patent_app_type] => new [patent_app_number] => 10/393315 [patent_app_country] => US [patent_app_date] => 2003-03-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 2917 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 42 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0182/20040182274.pdf [firstpage_image] =>[orig_patent_app_number] => 10393315 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/393315
Sabot for muzzleloading firearm Mar 19, 2003 Issued
Array ( [id] => 6795928 [patent_doc_number] => 20030174801 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2003-09-18 [patent_title] => 'Rack to store fuels from nuclear reactors' [patent_app_type] => new [patent_app_number] => 10/387877 [patent_app_country] => US [patent_app_date] => 2003-03-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 2437 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 89 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0174/20030174801.pdf [firstpage_image] =>[orig_patent_app_number] => 10387877 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/387877
Rack to store fuels from nuclear reactors Mar 12, 2003 Abandoned
Array ( [id] => 6700648 [patent_doc_number] => 20030223528 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2003-12-04 [patent_title] => 'Electrostatic accelerated-recirculating-ion fusion neutron/proton source' [patent_app_type] => new [patent_app_number] => 10/364898 [patent_app_country] => US [patent_app_date] => 2003-02-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 9273 [patent_no_of_claims] => 39 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 373 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0223/20030223528.pdf [firstpage_image] =>[orig_patent_app_number] => 10364898 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/364898
Electrostatic accelerated-recirculating-ion fusion neutron/proton source Feb 11, 2003 Abandoned
Array ( [id] => 1003969 [patent_doc_number] => 06909765 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2005-06-21 [patent_title] => 'Method of uprating an existing nuclear power plant' [patent_app_type] => utility [patent_app_number] => 10/356950 [patent_app_country] => US [patent_app_date] => 2003-02-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 7 [patent_no_of_words] => 7035 [patent_no_of_claims] => 26 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 218 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/909/06909765.pdf [firstpage_image] =>[orig_patent_app_number] => 10356950 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/356950
Method of uprating an existing nuclear power plant Feb 2, 2003 Issued
Array ( [id] => 7456146 [patent_doc_number] => 20040052326 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2004-03-18 [patent_title] => 'Nuclear fuel assembly for a reactor cooled by light water comprising a nuclear fuel material in particle form' [patent_app_type] => new [patent_app_number] => 10/240879 [patent_app_country] => US [patent_app_date] => 2003-01-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 5452 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 7 [patent_words_short_claim] => 39 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0052/20040052326.pdf [firstpage_image] =>[orig_patent_app_number] => 10240879 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/240879
Nuclear fuel assembly for a reactor cooled by light water comprising a nuclear fuel material in particle form Jan 22, 2003 Abandoned
Array ( [id] => 1136703 [patent_doc_number] => 06788755 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2004-09-07 [patent_title] => 'Safe lift and process for transporting canisters of spent nuclear fuel' [patent_app_type] => B2 [patent_app_number] => 10/341654 [patent_app_country] => US [patent_app_date] => 2003-01-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 16 [patent_no_of_words] => 4961 [patent_no_of_claims] => 2 [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/06/788/06788755.pdf [firstpage_image] =>[orig_patent_app_number] => 10341654 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/341654
Safe lift and process for transporting canisters of spent nuclear fuel Jan 13, 2003 Issued
Array ( [id] => 7376441 [patent_doc_number] => 20040028168 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2004-02-12 [patent_title] => 'Method and device for checking and examining the inside surface of nuclear and thermonuclear assemblies' [patent_app_type] => new [patent_app_number] => 10/332460 [patent_app_country] => US [patent_app_date] => 2003-01-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 3250 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 86 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0028/20040028168.pdf [firstpage_image] =>[orig_patent_app_number] => 10332460 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/332460
Method and device for checking and examining the inside surface of nuclear and thermonuclear assemblies Jan 8, 2003 Abandoned
Array ( [id] => 1104995 [patent_doc_number] => 06816563 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2004-11-09 [patent_title] => 'Spacer and fuel assembly for a nuclear reactor' [patent_app_type] => B2 [patent_app_number] => 10/312867 [patent_app_country] => US [patent_app_date] => 2003-01-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 12 [patent_no_of_words] => 5221 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 474 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/816/06816563.pdf [firstpage_image] =>[orig_patent_app_number] => 10312867 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/312867
Spacer and fuel assembly for a nuclear reactor Jan 1, 2003 Issued
Array ( [id] => 6616408 [patent_doc_number] => 20030101892 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2003-06-05 [patent_title] => 'Full-caliber projectile' [patent_app_type] => new [patent_app_number] => 10/303060 [patent_app_country] => US [patent_app_date] => 2002-11-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 2291 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 159 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0101/20030101892.pdf [firstpage_image] =>[orig_patent_app_number] => 10303060 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/303060
Full-caliber projectile Nov 24, 2002 Issued
Array ( [id] => 6858256 [patent_doc_number] => 20030089264 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2003-05-15 [patent_title] => 'Bullet with spherical nose portion' [patent_app_type] => new [patent_app_number] => 10/288889 [patent_app_country] => US [patent_app_date] => 2002-11-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 12 [patent_no_of_words] => 6790 [patent_no_of_claims] => 38 [patent_no_of_ind_claims] => 10 [patent_words_short_claim] => 39 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0089/20030089264.pdf [firstpage_image] =>[orig_patent_app_number] => 10288889 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/288889
Bullet with spherical nose portion Nov 5, 2002 Issued
Array ( [id] => 6786831 [patent_doc_number] => 20030138070 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2003-07-24 [patent_title] => 'Device for storage of hazardous material' [patent_app_type] => new [patent_app_number] => 10/257140 [patent_app_country] => US [patent_app_date] => 2002-10-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 4432 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 37 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0138/20030138070.pdf [firstpage_image] =>[orig_patent_app_number] => 10257140 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/257140
Device for storage of hazardous material Oct 8, 2002 Abandoned
Array ( [id] => 1282629 [patent_doc_number] => 06638490 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2003-10-28 [patent_title] => 'Production of high specific activity copper-67 ' [patent_app_type] => B2 [patent_app_number] => 10/246960 [patent_app_country] => US [patent_app_date] => 2002-09-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2892 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 43 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/638/06638490.pdf [firstpage_image] =>[orig_patent_app_number] => 10246960 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/246960
Production of high specific activity copper-67 Sep 17, 2002 Issued
10/244580 Self-regulating nuclear power module Sep 15, 2002 Abandoned
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