Search

Luan V. Van

Supervisory Patent Examiner (ID: 13444, Phone: (571)272-8521 , Office: P/1759 )

Most Active Art Unit
1795
Art Unit(s)
1756, 1759, 1795, 1753, 1724
Total Applications
771
Issued Applications
265
Pending Applications
73
Abandoned Applications
435

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 1916592 [patent_doc_number] => 04308511 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1981-12-29 [patent_title] => 'Load management circuit breaker' [patent_app_type] => 1 [patent_app_number] => 6/110978 [patent_app_country] => US [patent_app_date] => 1980-01-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 6 [patent_no_of_words] => 3024 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 125 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/308/04308511.pdf [firstpage_image] =>[orig_patent_app_number] => 110978 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/110978
Load management circuit breaker Jan 9, 1980 Issued
Array ( [id] => 1928181 [patent_doc_number] => 04284968 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1981-08-18 [patent_title] => 'Adjustable electromagnetic tripping mechanism for a circuit-breaker' [patent_app_type] => 1 [patent_app_number] => 6/105170 [patent_app_country] => US [patent_app_date] => 1979-12-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 5 [patent_no_of_words] => 1941 [patent_no_of_claims] => 2 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 186 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/284/04284968.pdf [firstpage_image] =>[orig_patent_app_number] => 105170 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/105170
Adjustable electromagnetic tripping mechanism for a circuit-breaker Dec 18, 1979 Issued
Array ( [id] => 2032940 [patent_doc_number] => 04382245 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1983-05-03 [patent_title] => 'Levitation device' [patent_app_type] => 1 [patent_app_number] => 6/105239 [patent_app_country] => US [patent_app_date] => 1979-12-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 4 [patent_no_of_words] => 2107 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 154 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/382/04382245.pdf [firstpage_image] =>[orig_patent_app_number] => 105239 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/105239
Levitation device Dec 18, 1979 Issued
Array ( [id] => 1987831 [patent_doc_number] => 04346357 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1982-08-24 [patent_title] => 'Current-limiting circuit breaker adapter' [patent_app_type] => 1 [patent_app_number] => 6/104621 [patent_app_country] => US [patent_app_date] => 1979-12-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 5 [patent_no_of_words] => 3483 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 227 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/346/04346357.pdf [firstpage_image] =>[orig_patent_app_number] => 104621 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/104621
Current-limiting circuit breaker adapter Dec 16, 1979 Issued
Array ( [id] => 1865657 [patent_doc_number] => 04295111 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1981-10-13 [patent_title] => 'Low temperature latching solenoid' [patent_app_type] => 1 [patent_app_number] => 6/098568 [patent_app_country] => US [patent_app_date] => 1979-11-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 4 [patent_no_of_words] => 5564 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 157 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/295/04295111.pdf [firstpage_image] =>[orig_patent_app_number] => 098568 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/098568
Low temperature latching solenoid Nov 28, 1979 Issued
Array ( [id] => 1899766 [patent_doc_number] => 04266209 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1981-05-05 [patent_title] => 'Circuit breaker handle and lost motion connected shield' [patent_app_type] => 1 [patent_app_number] => 6/092864 [patent_app_country] => US [patent_app_date] => 1979-11-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 6 [patent_no_of_words] => 2212 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 285 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/266/04266209.pdf [firstpage_image] =>[orig_patent_app_number] => 092864 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/092864
Circuit breaker handle and lost motion connected shield Nov 8, 1979 Issued
Array ( [id] => 1906378 [patent_doc_number] => 04307359 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1981-12-22 [patent_title] => 'Multipole circuit breaker' [patent_app_type] => 1 [patent_app_number] => 6/090946 [patent_app_country] => US [patent_app_date] => 1979-11-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 14 [patent_no_of_words] => 5835 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 7 [patent_words_short_claim] => 140 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/307/04307359.pdf [firstpage_image] =>[orig_patent_app_number] => 090946 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/090946
Multipole circuit breaker Nov 4, 1979 Issued
Array ( [id] => 1910353 [patent_doc_number] => 04290039 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1981-09-15 [patent_title] => 'AC Solenoid apparatus of the armature in tube type' [patent_app_type] => 1 [patent_app_number] => 6/087487 [patent_app_country] => US [patent_app_date] => 1979-10-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 4 [patent_no_of_words] => 2460 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 235 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/290/04290039.pdf [firstpage_image] =>[orig_patent_app_number] => 087487 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/087487
AC Solenoid apparatus of the armature in tube type Oct 22, 1979 Issued
Array ( [id] => 1906748 [patent_doc_number] => 04302743 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1981-11-24 [patent_title] => 'Solenoid apparatus' [patent_app_type] => 1 [patent_app_number] => 6/087484 [patent_app_country] => US [patent_app_date] => 1979-10-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 9 [patent_no_of_words] => 2414 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 174 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/302/04302743.pdf [firstpage_image] =>[orig_patent_app_number] => 087484 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/087484
Solenoid apparatus Oct 22, 1979 Issued
Array ( [id] => 1955402 [patent_doc_number] => 04333228 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1982-06-08 [patent_title] => 'Method for producing a super-conductive coil and coil produced in accordance with this method' [patent_app_type] => 1 [patent_app_number] => 6/087342 [patent_app_country] => US [patent_app_date] => 1979-10-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 5 [patent_no_of_words] => 2007 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 26 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/333/04333228.pdf [firstpage_image] =>[orig_patent_app_number] => 087342 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/087342
Method for producing a super-conductive coil and coil produced in accordance with this method Oct 22, 1979 Issued
Array ( [id] => 1983725 [patent_doc_number] => 04356467 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1982-10-26 [patent_title] => 'Magnetic work-holding device' [patent_app_type] => 1 [patent_app_number] => 6/082212 [patent_app_country] => US [patent_app_date] => 1979-10-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 4 [patent_no_of_words] => 2817 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 116 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/356/04356467.pdf [firstpage_image] =>[orig_patent_app_number] => 082212 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/082212
Magnetic work-holding device Oct 3, 1979 Issued
Array ( [id] => 1945478 [patent_doc_number] => 04314219 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1982-02-02 [patent_title] => 'Permanent magnet type lifting device' [patent_app_type] => 1 [patent_app_number] => 6/078620 [patent_app_country] => US [patent_app_date] => 1979-09-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 6 [patent_no_of_words] => 2417 [patent_no_of_claims] => 2 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 260 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/314/04314219.pdf [firstpage_image] =>[orig_patent_app_number] => 078620 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/078620
Permanent magnet type lifting device Sep 24, 1979 Issued
Array ( [id] => 1920218 [patent_doc_number] => 04291291 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1981-09-22 [patent_title] => 'Circuit breaker provided with collapsible telescoping linkage' [patent_app_type] => 1 [patent_app_number] => 6/076668 [patent_app_country] => US [patent_app_date] => 1979-09-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 6 [patent_no_of_words] => 2975 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 326 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/291/04291291.pdf [firstpage_image] =>[orig_patent_app_number] => 076668 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/076668
Circuit breaker provided with collapsible telescoping linkage Sep 17, 1979 Issued
Array ( [id] => 1878999 [patent_doc_number] => 04286242 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1981-08-25 [patent_title] => 'Mechanical interlock for low voltage circuit breakers' [patent_app_type] => 1 [patent_app_number] => 6/075766 [patent_app_country] => US [patent_app_date] => 1979-09-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 6 [patent_no_of_words] => 2228 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 213 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/286/04286242.pdf [firstpage_image] =>[orig_patent_app_number] => 075766 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/075766
Mechanical interlock for low voltage circuit breakers Sep 16, 1979 Issued
Array ( [id] => 1910358 [patent_doc_number] => 04290040 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1981-09-15 [patent_title] => 'Electromagnetic actuator having preloaded spring means' [patent_app_type] => 1 [patent_app_number] => 6/076344 [patent_app_country] => US [patent_app_date] => 1979-09-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 4 [patent_no_of_words] => 2478 [patent_no_of_claims] => 10 [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/04/290/04290040.pdf [firstpage_image] =>[orig_patent_app_number] => 076344 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/076344
Electromagnetic actuator having preloaded spring means Sep 16, 1979 Issued
Array ( [id] => 1913153 [patent_doc_number] => 04278959 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1981-07-14 [patent_title] => 'Current-stroke proportional type solenoid valve' [patent_app_type] => 1 [patent_app_number] => 6/072462 [patent_app_country] => US [patent_app_date] => 1979-09-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 1691 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 129 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/278/04278959.pdf [firstpage_image] =>[orig_patent_app_number] => 072462 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/072462
Current-stroke proportional type solenoid valve Sep 3, 1979 Issued
Array ( [id] => 1906383 [patent_doc_number] => 04307360 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1981-12-22 [patent_title] => 'Sealed electrical contacts' [patent_app_type] => 1 [patent_app_number] => 6/071304 [patent_app_country] => US [patent_app_date] => 1979-08-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 2 [patent_no_of_words] => 2242 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 60 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/307/04307360.pdf [firstpage_image] =>[orig_patent_app_number] => 071304 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/071304
Sealed electrical contacts Aug 29, 1979 Issued
Array ( [id] => 1872847 [patent_doc_number] => 04292614 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1981-09-29 [patent_title] => 'Electromagnetic relay' [patent_app_type] => 1 [patent_app_number] => 6/069356 [patent_app_country] => US [patent_app_date] => 1979-08-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 22 [patent_no_of_words] => 5466 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 165 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/292/04292614.pdf [firstpage_image] =>[orig_patent_app_number] => 069356 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/069356
Electromagnetic relay Aug 23, 1979 Issued
Array ( [id] => 1896847 [patent_doc_number] => 04282501 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1981-08-04 [patent_title] => 'Bi-directional linear actuator' [patent_app_type] => 1 [patent_app_number] => 6/069038 [patent_app_country] => US [patent_app_date] => 1979-08-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 3 [patent_no_of_words] => 3036 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 69 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/282/04282501.pdf [firstpage_image] =>[orig_patent_app_number] => 069038 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/069038
Bi-directional linear actuator Aug 22, 1979 Issued
Array ( [id] => 1872839 [patent_doc_number] => 04292613 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1981-09-29 [patent_title] => 'Flat-shaped electromagnetic relay having multiple contacts' [patent_app_type] => 1 [patent_app_number] => 6/067225 [patent_app_country] => US [patent_app_date] => 1979-08-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 12 [patent_no_of_words] => 2375 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 265 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/292/04292613.pdf [firstpage_image] =>[orig_patent_app_number] => 067225 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/067225
Flat-shaped electromagnetic relay having multiple contacts Aug 16, 1979 Issued
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