Search

Randolph I. Chu

Examiner (ID: 9542, Phone: (571)270-1145 , Office: P/2666 )

Most Active Art Unit
2666
Art Unit(s)
2667, 2624, 2663, 2668, 2666
Total Applications
971
Issued Applications
739
Pending Applications
90
Abandoned Applications
176

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 3686528 [patent_doc_number] => 05645121 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-07-08 [patent_title] => 'Method of continuous casting using sealed tundish and improved tundish seal' [patent_app_type] => 1 [patent_app_number] => 8/583720 [patent_app_country] => US [patent_app_date] => 1996-01-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 5 [patent_no_of_words] => 3087 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 217 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/645/05645121.pdf [firstpage_image] =>[orig_patent_app_number] => 583720 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/583720
Method of continuous casting using sealed tundish and improved tundish seal Jan 4, 1996 Issued
Array ( [id] => 3682247 [patent_doc_number] => 05617911 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-04-08 [patent_title] => 'Method and apparatus for creating a free-form three-dimensional article using a layer-by-layer deposition of a support material and a deposition material' [patent_app_type] => 1 [patent_app_number] => 8/525000 [patent_app_country] => US [patent_app_date] => 1995-09-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 10 [patent_no_of_words] => 9583 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 195 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/617/05617911.pdf [firstpage_image] =>[orig_patent_app_number] => 525000 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/525000
Method and apparatus for creating a free-form three-dimensional article using a layer-by-layer deposition of a support material and a deposition material Sep 7, 1995 Issued
Array ( [id] => 3478986 [patent_doc_number] => 05535810 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-07-16 [patent_title] => 'Cast orthopaedic implant and method of making same' [patent_app_type] => 1 [patent_app_number] => 8/508806 [patent_app_country] => US [patent_app_date] => 1995-07-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 9 [patent_no_of_words] => 2202 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 171 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/535/05535810.pdf [firstpage_image] =>[orig_patent_app_number] => 508806 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/508806
Cast orthopaedic implant and method of making same Jul 27, 1995 Issued
Array ( [id] => 3702972 [patent_doc_number] => 05615731 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-04-01 [patent_title] => 'Continous casting mould for an I-shaped preliminary section' [patent_app_type] => 1 [patent_app_number] => 8/504597 [patent_app_country] => US [patent_app_date] => 1995-07-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 5 [patent_no_of_words] => 2481 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 245 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/615/05615731.pdf [firstpage_image] =>[orig_patent_app_number] => 504597 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/504597
Continous casting mould for an I-shaped preliminary section Jul 19, 1995 Issued
Array ( [id] => 3574277 [patent_doc_number] => 05584335 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-12-17 [patent_title] => 'Device for continuous casting between rolls with applied side dams' [patent_app_type] => 1 [patent_app_number] => 8/497028 [patent_app_country] => US [patent_app_date] => 1995-06-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 3 [patent_no_of_words] => 4064 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 183 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/584/05584335.pdf [firstpage_image] =>[orig_patent_app_number] => 497028 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/497028
Device for continuous casting between rolls with applied side dams Jun 29, 1995 Issued
Array ( [id] => 3575819 [patent_doc_number] => 05515903 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-05-14 [patent_title] => 'Method of making a mold' [patent_app_type] => 1 [patent_app_number] => 8/492238 [patent_app_country] => US [patent_app_date] => 1995-06-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 7 [patent_no_of_words] => 2880 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 126 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/515/05515903.pdf [firstpage_image] =>[orig_patent_app_number] => 492238 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/492238
Method of making a mold Jun 18, 1995 Issued
Array ( [id] => 3711894 [patent_doc_number] => 05671800 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-09-30 [patent_title] => 'Injector for casting metal strip' [patent_app_type] => 1 [patent_app_number] => 8/456780 [patent_app_country] => US [patent_app_date] => 1995-06-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 9 [patent_no_of_words] => 6955 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 161 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/671/05671800.pdf [firstpage_image] =>[orig_patent_app_number] => 456780 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/456780
Injector for casting metal strip May 31, 1995 Issued
Array ( [id] => 3517110 [patent_doc_number] => 05582231 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-12-10 [patent_title] => 'Sand mold member and method' [patent_app_type] => 1 [patent_app_number] => 8/431923 [patent_app_country] => US [patent_app_date] => 1995-04-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 4527 [patent_no_of_claims] => 33 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 66 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/582/05582231.pdf [firstpage_image] =>[orig_patent_app_number] => 431923 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/431923
Sand mold member and method Apr 27, 1995 Issued
Array ( [id] => 3634046 [patent_doc_number] => 05628358 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-05-13 [patent_title] => 'Die halves for a die casting machine' [patent_app_type] => 1 [patent_app_number] => 8/428448 [patent_app_country] => US [patent_app_date] => 1995-04-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 11 [patent_no_of_words] => 8209 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 113 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/628/05628358.pdf [firstpage_image] =>[orig_patent_app_number] => 428448 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/428448
Die halves for a die casting machine Apr 24, 1995 Issued
Array ( [id] => 3598438 [patent_doc_number] => 05564490 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-10-15 [patent_title] => 'Homogeneous quench substrate' [patent_app_type] => 1 [patent_app_number] => 8/428805 [patent_app_country] => US [patent_app_date] => 1995-04-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 5 [patent_no_of_words] => 3263 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 63 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/564/05564490.pdf [firstpage_image] =>[orig_patent_app_number] => 428805 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/428805
Homogeneous quench substrate Apr 23, 1995 Issued
Array ( [id] => 3643719 [patent_doc_number] => 05590703 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-01-07 [patent_title] => 'Aluminum surface treatment' [patent_app_type] => 1 [patent_app_number] => 8/423544 [patent_app_country] => US [patent_app_date] => 1995-04-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2942 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 111 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/590/05590703.pdf [firstpage_image] =>[orig_patent_app_number] => 423544 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/423544
Aluminum surface treatment Apr 16, 1995 Issued
Array ( [id] => 3682262 [patent_doc_number] => 05617912 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-04-08 [patent_title] => 'Process for preparing and using a ceramic shell as a casting mold with reducing properties' [patent_app_type] => 1 [patent_app_number] => 8/422342 [patent_app_country] => US [patent_app_date] => 1995-04-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1932 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 187 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/617/05617912.pdf [firstpage_image] =>[orig_patent_app_number] => 422342 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/422342
Process for preparing and using a ceramic shell as a casting mold with reducing properties Apr 13, 1995 Issued
Array ( [id] => 3584637 [patent_doc_number] => 05558152 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-09-24 [patent_title] => 'Self-cleaning core print' [patent_app_type] => 1 [patent_app_number] => 8/419564 [patent_app_country] => US [patent_app_date] => 1995-04-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 7 [patent_no_of_words] => 1163 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 196 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/558/05558152.pdf [firstpage_image] =>[orig_patent_app_number] => 419564 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/419564
Self-cleaning core print Apr 9, 1995 Issued
Array ( [id] => 3587189 [patent_doc_number] => 05577549 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-11-26 [patent_title] => 'Mold fluxes used in the continuous casting of steel' [patent_app_type] => 1 [patent_app_number] => 8/421151 [patent_app_country] => US [patent_app_date] => 1995-04-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3124 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 49 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/577/05577549.pdf [firstpage_image] =>[orig_patent_app_number] => 421151 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/421151
Mold fluxes used in the continuous casting of steel Apr 9, 1995 Issued
Array ( [id] => 3558181 [patent_doc_number] => 05538070 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-07-23 [patent_title] => 'Mould fluxes and their use in the continuous casting of steel' [patent_app_type] => 1 [patent_app_number] => 8/411651 [patent_app_country] => US [patent_app_date] => 1995-04-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1379 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 98 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/538/05538070.pdf [firstpage_image] =>[orig_patent_app_number] => 411651 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/411651
Mould fluxes and their use in the continuous casting of steel Apr 4, 1995 Issued
Array ( [id] => 3599200 [patent_doc_number] => 05533563 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-07-09 [patent_title] => 'Mold and method for making variable hardness castings' [patent_app_type] => 1 [patent_app_number] => 8/413513 [patent_app_country] => US [patent_app_date] => 1995-03-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 9 [patent_no_of_words] => 3402 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 194 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/533/05533563.pdf [firstpage_image] =>[orig_patent_app_number] => 413513 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/413513
Mold and method for making variable hardness castings Mar 29, 1995 Issued
Array ( [id] => 3541515 [patent_doc_number] => 05542466 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-08-06 [patent_title] => 'Method and device for the casting of molten material to nearly final intended dimensions by commencing solidification of molten material in a casting nozzle passage while moving the solidifying material through the passage by ultrasonic vibrations' [patent_app_type] => 1 [patent_app_number] => 8/412191 [patent_app_country] => US [patent_app_date] => 1995-03-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 3 [patent_no_of_words] => 2374 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 205 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/542/05542466.pdf [firstpage_image] =>[orig_patent_app_number] => 412191 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/412191
Method and device for the casting of molten material to nearly final intended dimensions by commencing solidification of molten material in a casting nozzle passage while moving the solidifying material through the passage by ultrasonic vibrations Mar 27, 1995 Issued
Array ( [id] => 3643815 [patent_doc_number] => 05626180 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-05-06 [patent_title] => 'Process and device for casting components' [patent_app_type] => 1 [patent_app_number] => 8/379544 [patent_app_country] => US [patent_app_date] => 1995-03-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 4 [patent_no_of_words] => 4252 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 7 [patent_words_short_claim] => 33 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/626/05626180.pdf [firstpage_image] =>[orig_patent_app_number] => 379544 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/379544
Process and device for casting components Mar 15, 1995 Issued
Array ( [id] => 3654101 [patent_doc_number] => 05597030 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-01-28 [patent_title] => 'Apparatus for deburring flame cut slabs' [patent_app_type] => 1 [patent_app_number] => 8/403370 [patent_app_country] => US [patent_app_date] => 1995-03-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 26 [patent_no_of_words] => 3849 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 55 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/597/05597030.pdf [firstpage_image] =>[orig_patent_app_number] => 403370 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/403370
Apparatus for deburring flame cut slabs Mar 14, 1995 Issued
Array ( [id] => 3576415 [patent_doc_number] => 05566742 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-10-22 [patent_title] => 'Casting method using core made of synthetic resin, core made of synthetic resin, and cast product' [patent_app_type] => 1 [patent_app_number] => 8/404431 [patent_app_country] => US [patent_app_date] => 1995-03-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 25 [patent_no_of_words] => 10861 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 147 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/566/05566742.pdf [firstpage_image] =>[orig_patent_app_number] => 404431 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/404431
Casting method using core made of synthetic resin, core made of synthetic resin, and cast product Mar 14, 1995 Issued
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