Search

Hoang M. Nguyen

Examiner (ID: 2245, Phone: (571)272-4861 , Office: P/3748 )

Most Active Art Unit
3748
Art Unit(s)
3401, 3748, 2899, 3746, 3745
Total Applications
5342
Issued Applications
4264
Pending Applications
347
Abandoned Applications
767

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 7642060 [patent_doc_number] => 06393841 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-05-28 [patent_title] => 'Internal combustion engine with dual exhaust expansion cylinders' [patent_app_type] => B1 [patent_app_number] => 09/893063 [patent_app_country] => US [patent_app_date] => 2001-06-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 5 [patent_no_of_words] => 6753 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 12 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/393/06393841.pdf [firstpage_image] =>[orig_patent_app_number] => 09893063 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/893063
Internal combustion engine with dual exhaust expansion cylinders Jun 27, 2001 Issued
Array ( [id] => 1342928 [patent_doc_number] => 06568186 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2003-05-27 [patent_title] => 'Hybrid expansible chamber engine with internal combustion and pneumatic modes' [patent_app_type] => B2 [patent_app_number] => 09/886638 [patent_app_country] => US [patent_app_date] => 2001-06-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 13 [patent_no_of_words] => 6261 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 216 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/568/06568186.pdf [firstpage_image] =>[orig_patent_app_number] => 09886638 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/886638
Hybrid expansible chamber engine with internal combustion and pneumatic modes Jun 20, 2001 Issued
Array ( [id] => 1383712 [patent_doc_number] => 06523349 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2003-02-25 [patent_title] => 'Clean air engines for transportation and other power applications' [patent_app_type] => B2 [patent_app_number] => 09/885377 [patent_app_country] => US [patent_app_date] => 2001-06-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 15 [patent_figures_cnt] => 16 [patent_no_of_words] => 10864 [patent_no_of_claims] => 37 [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/06/523/06523349.pdf [firstpage_image] =>[orig_patent_app_number] => 09885377 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/885377
Clean air engines for transportation and other power applications Jun 18, 2001 Issued
Array ( [id] => 1223198 [patent_doc_number] => 06694731 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2004-02-24 [patent_title] => 'Stirling engine thermal system improvements' [patent_app_type] => B2 [patent_app_number] => 09/884436 [patent_app_country] => US [patent_app_date] => 2001-06-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 20 [patent_figures_cnt] => 40 [patent_no_of_words] => 7772 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 65 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/694/06694731.pdf [firstpage_image] =>[orig_patent_app_number] => 09884436 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/884436
Stirling engine thermal system improvements Jun 18, 2001 Issued
Array ( [id] => 1313100 [patent_doc_number] => 06601391 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2003-08-05 [patent_title] => 'Heat recovery' [patent_app_type] => B2 [patent_app_number] => 09/885323 [patent_app_country] => US [patent_app_date] => 2001-06-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 5 [patent_no_of_words] => 3785 [patent_no_of_claims] => 23 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 85 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/601/06601391.pdf [firstpage_image] =>[orig_patent_app_number] => 09885323 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/885323
Heat recovery Jun 18, 2001 Issued
09/883466 Method of cryogen production and thermoelectric solid-state electric power generation whereby the thermal energy of the atmosphere is directly converted to electrical power and whereby the thermal energy of the atmosphere is used to produce high-energy cryogenic vapor capable of performing substantial work and pure water is produced from water vapor within the atmosphere Jun 17, 2001 Abandoned
Array ( [id] => 6584092 [patent_doc_number] => 20020062645 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2002-05-30 [patent_title] => 'Micromachined parylene mambrane valve and pump' [patent_app_type] => new [patent_app_number] => 09/884499 [patent_app_country] => US [patent_app_date] => 2001-06-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 13 [patent_no_of_words] => 3254 [patent_no_of_claims] => 37 [patent_no_of_ind_claims] => 8 [patent_words_short_claim] => 70 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0062/20020062645.pdf [firstpage_image] =>[orig_patent_app_number] => 09884499 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/884499
Micromachined parylene membrane valve and pump Jun 17, 2001 Issued
Array ( [id] => 7011779 [patent_doc_number] => 20010049939 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2001-12-13 [patent_title] => 'Folded guide link drive improvements' [patent_app_type] => new [patent_app_number] => 09/883080 [patent_app_country] => US [patent_app_date] => 2001-06-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 12 [patent_no_of_words] => 5379 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 133 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0049/20010049939.pdf [firstpage_image] =>[orig_patent_app_number] => 09883080 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/883080
Folded guide link drive improvements Jun 14, 2001 Issued
Array ( [id] => 1364690 [patent_doc_number] => 06543215 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2003-04-08 [patent_title] => 'Thermal improvements for an external combustion engine' [patent_app_type] => B2 [patent_app_number] => 09/883077 [patent_app_country] => US [patent_app_date] => 2001-06-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 20 [patent_figures_cnt] => 28 [patent_no_of_words] => 6871 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 109 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/543/06543215.pdf [firstpage_image] =>[orig_patent_app_number] => 09883077 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/883077
Thermal improvements for an external combustion engine Jun 14, 2001 Issued
Array ( [id] => 6757894 [patent_doc_number] => 20030121255 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2003-07-03 [patent_title] => 'Wave energy converter' [patent_app_type] => new [patent_app_number] => 10/311091 [patent_app_country] => US [patent_app_date] => 2002-12-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 6300 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 9 [patent_words_short_claim] => 29 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0121/20030121255.pdf [firstpage_image] =>[orig_patent_app_number] => 10311091 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/311091
Wave energy converter Jun 13, 2001 Issued
Array ( [id] => 6027003 [patent_doc_number] => 20020017098 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2002-02-14 [patent_title] => 'Exhaust gas alternator system' [patent_app_type] => new [patent_app_number] => 09/881112 [patent_app_country] => US [patent_app_date] => 2001-06-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 1700 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 79 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0017/20020017098.pdf [firstpage_image] =>[orig_patent_app_number] => 09881112 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/881112
Exhaust gas alternator system Jun 13, 2001 Issued
Array ( [id] => 1589531 [patent_doc_number] => 06490863 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-12-10 [patent_title] => 'Compressor cycle apparatus' [patent_app_type] => B1 [patent_app_number] => 09/878745 [patent_app_country] => US [patent_app_date] => 2001-06-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 14 [patent_no_of_words] => 5226 [patent_no_of_claims] => 20 [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/06/490/06490863.pdf [firstpage_image] =>[orig_patent_app_number] => 09878745 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/878745
Compressor cycle apparatus Jun 10, 2001 Issued
Array ( [id] => 1575619 [patent_doc_number] => 06422010 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-07-23 [patent_title] => 'Manufacturing of Nitinol parts and forms' [patent_app_type] => B1 [patent_app_number] => 09/879371 [patent_app_country] => US [patent_app_date] => 2001-06-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 10 [patent_no_of_words] => 7034 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 89 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/422/06422010.pdf [firstpage_image] =>[orig_patent_app_number] => 09879371 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/879371
Manufacturing of Nitinol parts and forms Jun 10, 2001 Issued
Array ( [id] => 6223794 [patent_doc_number] => 20020004007 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2002-01-10 [patent_title] => 'Exhaust turbine for a turbocharger' [patent_app_type] => new [patent_app_number] => 09/877711 [patent_app_country] => US [patent_app_date] => 2001-06-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 1531 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 97 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0004/20020004007.pdf [firstpage_image] =>[orig_patent_app_number] => 09877711 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/877711
Exhaust turbine for a turbocharger Jun 7, 2001 Issued
Array ( [id] => 7642077 [patent_doc_number] => 06393824 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-05-28 [patent_title] => 'Gas powered thermal generator' [patent_app_type] => B1 [patent_app_number] => 09/857548 [patent_app_country] => US [patent_app_date] => 2001-06-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 1312 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 6 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/393/06393824.pdf [firstpage_image] =>[orig_patent_app_number] => 09857548 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/857548
Gas powered thermal generator Jun 5, 2001 Issued
Array ( [id] => 1452401 [patent_doc_number] => 06389810 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-05-21 [patent_title] => 'Wave energy converter with float' [patent_app_type] => B1 [patent_app_number] => 09/857493 [patent_app_country] => US [patent_app_date] => 2001-06-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 1859 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 103 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/389/06389810.pdf [firstpage_image] =>[orig_patent_app_number] => 09857493 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/857493
Wave energy converter with float Jun 5, 2001 Issued
Array ( [id] => 7011778 [patent_doc_number] => 20010049938 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2001-12-13 [patent_title] => 'Stirling cycle engine' [patent_app_type] => new [patent_app_number] => 09/874617 [patent_app_country] => US [patent_app_date] => 2001-06-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 3073 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 91 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0049/20010049938.pdf [firstpage_image] =>[orig_patent_app_number] => 09874617 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/874617
Stirling cycle engine Jun 4, 2001 Issued
Array ( [id] => 1367833 [patent_doc_number] => 06539718 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2003-04-01 [patent_title] => 'Method of and apparatus for producing power and desalinated water' [patent_app_type] => B2 [patent_app_number] => 09/871698 [patent_app_country] => US [patent_app_date] => 2001-06-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 4514 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 60 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/539/06539718.pdf [firstpage_image] =>[orig_patent_app_number] => 09871698 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/871698
Method of and apparatus for producing power and desalinated water Jun 3, 2001 Issued
09/807199 Hot-gas engine with pistons that work inside one another Jun 3, 2001 Abandoned
Array ( [id] => 6375871 [patent_doc_number] => 20020178724 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2002-12-05 [patent_title] => 'Cyrogen production via a cryogenic vapor driven power piston for use in a cryogenic vapor powered vehicle with rotary vane motors attached to the axles of the vehicle next to the vehicle\'s four wheels, using a heat source such as solar heat, heat of compression (heat pump or air compressor, etc.) or heat of friction (as formed by an electric generator), or chemical heat, or heat formed by electrical resistance, heat of combustion, etc. to generate high-pressure, high-kinetic energy cryogenic vapor' [patent_app_type] => new [patent_app_number] => 09/873983 [patent_app_country] => US [patent_app_date] => 2001-06-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 5823 [patent_no_of_claims] => 29 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 31 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0178/20020178724.pdf [firstpage_image] =>[orig_patent_app_number] => 09873983 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/873983
Cyrogen production via a cryogenic vapor driven power piston for use in a cryogenic vapor powered vehicle with rotary vane motors attached to the axles of the vehicle next to the vehicle's four wheels, using a heat source such as solar heat, heat of compression (heat pump or air compressor, etc.) or heat of friction (as formed by an electric generator), or chemical heat, or heat formed by electrical resistance, heat of combustion, etc. to generate high-pressure, high-kinetic energy cryogenic vapor Jun 3, 2001 Abandoned
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