Search

Chi H. Pham

Supervisory Patent Examiner (ID: 13092, Phone: (571)272-3179 , Office: P/2471 )

Most Active Art Unit
2611
Art Unit(s)
2611, 2616, 2471, 2745, 2667, 2607, 2731, 2631
Total Applications
629
Issued Applications
521
Pending Applications
51
Abandoned Applications
57

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 3022154 [patent_doc_number] => 05355515 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1994-10-11 [patent_title] => 'Method and apparatus for estimating initial time alignment in a cellular communications network' [patent_app_type] => 1 [patent_app_number] => 7/713853 [patent_app_country] => US [patent_app_date] => 1991-06-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 19 [patent_no_of_words] => 6486 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 101 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/355/05355515.pdf [firstpage_image] =>[orig_patent_app_number] => 713853 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/713853
Method and apparatus for estimating initial time alignment in a cellular communications network Jun 11, 1991 Issued
Array ( [id] => 3095954 [patent_doc_number] => 05280651 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1994-01-18 [patent_title] => 'Portable sound system having a detachable headset for selectively engaging the body to form a carrying handle' [patent_app_type] => 1 [patent_app_number] => 7/712207 [patent_app_country] => US [patent_app_date] => 1991-06-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 9 [patent_no_of_words] => 2166 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 87 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/280/05280651.pdf [firstpage_image] =>[orig_patent_app_number] => 712207 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/712207
Portable sound system having a detachable headset for selectively engaging the body to form a carrying handle Jun 6, 1991 Issued
Array ( [id] => 3095867 [patent_doc_number] => 05280646 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1994-01-18 [patent_title] => 'Paging device with structure for removing static electricity' [patent_app_type] => 1 [patent_app_number] => 7/712012 [patent_app_country] => US [patent_app_date] => 1991-06-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 26 [patent_no_of_words] => 6891 [patent_no_of_claims] => 73 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 149 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/280/05280646.pdf [firstpage_image] =>[orig_patent_app_number] => 712012 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/712012
Paging device with structure for removing static electricity Jun 6, 1991 Issued
Array ( [id] => 2977974 [patent_doc_number] => 05265270 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1993-11-23 [patent_title] => 'Method and apparatus for providing power conservation in a communication system' [patent_app_type] => 1 [patent_app_number] => 7/709044 [patent_app_country] => US [patent_app_date] => 1991-06-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 14 [patent_no_of_words] => 6296 [patent_no_of_claims] => 26 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 133 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/265/05265270.pdf [firstpage_image] =>[orig_patent_app_number] => 709044 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/709044
Method and apparatus for providing power conservation in a communication system Jun 2, 1991 Issued
Array ( [id] => 3103349 [patent_doc_number] => 05278994 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1994-01-11 [patent_title] => 'Power amplifier saturation detection and correction method and apparatus' [patent_app_type] => 1 [patent_app_number] => 7/709737 [patent_app_country] => US [patent_app_date] => 1991-06-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 8 [patent_no_of_words] => 2928 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 172 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/278/05278994.pdf [firstpage_image] =>[orig_patent_app_number] => 709737 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/709737
Power amplifier saturation detection and correction method and apparatus Jun 2, 1991 Issued
Array ( [id] => 2999557 [patent_doc_number] => 05212830 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1993-05-18 [patent_title] => 'Radio frequency communications system' [patent_app_type] => 1 [patent_app_number] => 7/708694 [patent_app_country] => US [patent_app_date] => 1991-05-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 7 [patent_no_of_words] => 1783 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 374 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/212/05212830.pdf [firstpage_image] =>[orig_patent_app_number] => 708694 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/708694
Radio frequency communications system May 30, 1991 Issued
07/708723 SATELLITE COMMUNICATION SYSTEM May 30, 1991 Abandoned
Array ( [id] => 2990857 [patent_doc_number] => 05257412 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1993-10-26 [patent_title] => 'Radio telecommunication apparatus having an operation disabling system' [patent_app_type] => 1 [patent_app_number] => 7/707817 [patent_app_country] => US [patent_app_date] => 1991-05-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 3833 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 91 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/257/05257412.pdf [firstpage_image] =>[orig_patent_app_number] => 707817 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/707817
Radio telecommunication apparatus having an operation disabling system May 29, 1991 Issued
Array ( [id] => 2916071 [patent_doc_number] => 05249305 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1993-09-28 [patent_title] => 'Radio frequency error detection and correction system' [patent_app_type] => 1 [patent_app_number] => 7/705875 [patent_app_country] => US [patent_app_date] => 1991-05-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 10 [patent_no_of_words] => 4174 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 7 [patent_words_short_claim] => 188 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/249/05249305.pdf [firstpage_image] =>[orig_patent_app_number] => 705875 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/705875
Radio frequency error detection and correction system May 27, 1991 Issued
Array ( [id] => 3095883 [patent_doc_number] => 05280647 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1994-01-18 [patent_title] => 'Double-balanced mixer with triple-layer film transformers' [patent_app_type] => 1 [patent_app_number] => 7/704414 [patent_app_country] => US [patent_app_date] => 1991-05-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 9 [patent_no_of_words] => 3233 [patent_no_of_claims] => 5 [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/05/280/05280647.pdf [firstpage_image] =>[orig_patent_app_number] => 704414 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/704414
Double-balanced mixer with triple-layer film transformers May 22, 1991 Issued
07/704123 RADIO TRANSMITTER APPARATUS May 21, 1991 Abandoned
Array ( [id] => 3094319 [patent_doc_number] => 05321849 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1994-06-14 [patent_title] => 'System for controlling signal level at both ends of a transmission link based on a detected valve' [patent_app_type] => 1 [patent_app_number] => 7/704114 [patent_app_country] => US [patent_app_date] => 1991-05-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 17 [patent_figures_cnt] => 18 [patent_no_of_words] => 22877 [patent_no_of_claims] => 62 [patent_no_of_ind_claims] => 19 [patent_words_short_claim] => 124 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/321/05321849.pdf [firstpage_image] =>[orig_patent_app_number] => 704114 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/704114
System for controlling signal level at both ends of a transmission link based on a detected valve May 21, 1991 Issued
Array ( [id] => 3059466 [patent_doc_number] => 05335369 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1994-08-02 [patent_title] => 'Automatic power control circuit for use with a radio telecommunication apparatus' [patent_app_type] => 1 [patent_app_number] => 7/703807 [patent_app_country] => US [patent_app_date] => 1991-05-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 2654 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 119 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/335/05335369.pdf [firstpage_image] =>[orig_patent_app_number] => 703807 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/703807
Automatic power control circuit for use with a radio telecommunication apparatus May 20, 1991 Issued
Array ( [id] => 2949369 [patent_doc_number] => 05247703 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1993-09-21 [patent_title] => 'Transceiver with off hook scanning' [patent_app_type] => 1 [patent_app_number] => 7/701654 [patent_app_country] => US [patent_app_date] => 1991-05-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 9 [patent_no_of_words] => 6336 [patent_no_of_claims] => 24 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 183 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/247/05247703.pdf [firstpage_image] =>[orig_patent_app_number] => 701654 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/701654
Transceiver with off hook scanning May 15, 1991 Issued
07/689773 METHOD AND SYSTEM IN A WIDE AREA RADIO COMMUNICATION NETWORK May 1, 1991 Abandoned
Array ( [id] => 3107363 [patent_doc_number] => 05369786 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1994-11-29 [patent_title] => 'Enhanced power level usage in a radiotelephone system' [patent_app_type] => 1 [patent_app_number] => 7/694153 [patent_app_country] => US [patent_app_date] => 1991-05-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 5 [patent_no_of_words] => 2859 [patent_no_of_claims] => 27 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 268 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/369/05369786.pdf [firstpage_image] =>[orig_patent_app_number] => 694153 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/694153
Enhanced power level usage in a radiotelephone system Apr 30, 1991 Issued
07/697526 REAL-TIME WIRELESS AUDIENCE RESPONSE SYSTEM Apr 28, 1991 Abandoned
Array ( [id] => 2833486 [patent_doc_number] => 05095537 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1992-03-10 [patent_title] => 'Automatic monitoring system in an explosive environment of a direct current source by storage batteries' [patent_app_type] => 1 [patent_app_number] => 7/696295 [patent_app_country] => US [patent_app_date] => 1991-04-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 2157 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 302 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/095/05095537.pdf [firstpage_image] =>[orig_patent_app_number] => 696295 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/696295
Automatic monitoring system in an explosive environment of a direct current source by storage batteries Apr 28, 1991 Issued
Array ( [id] => 3033570 [patent_doc_number] => 05303406 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1994-04-12 [patent_title] => 'Noise squelch circuit with adaptive noise shaping' [patent_app_type] => 1 [patent_app_number] => 7/692834 [patent_app_country] => US [patent_app_date] => 1991-04-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 1866 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 69 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/303/05303406.pdf [firstpage_image] =>[orig_patent_app_number] => 692834 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/692834
Noise squelch circuit with adaptive noise shaping Apr 28, 1991 Issued
Array ( [id] => 2916034 [patent_doc_number] => 05249303 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1993-09-28 [patent_title] => 'Continuous reception by a mobile receiver unit of program channels transmitted by a series of transmitters' [patent_app_type] => 1 [patent_app_number] => 7/689974 [patent_app_country] => US [patent_app_date] => 1991-04-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 4 [patent_no_of_words] => 3310 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 212 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/249/05249303.pdf [firstpage_image] =>[orig_patent_app_number] => 689974 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/689974
Continuous reception by a mobile receiver unit of program channels transmitted by a series of transmitters Apr 22, 1991 Issued
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