Search

David M Purol

Examiner (ID: 12453, Phone: (571)272-6833 , Office: P/3634 )

Most Active Art Unit
3634
Art Unit(s)
3509, 3623, 3505, 3634, 2899
Total Applications
2967
Issued Applications
2213
Pending Applications
74
Abandoned Applications
680

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 3952418 [patent_doc_number] => 05930304 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-07-27 [patent_title] => 'Wireless powered communication device with adaptive data detection and method' [patent_app_type] => 1 [patent_app_number] => 8/822399 [patent_app_country] => US [patent_app_date] => 1997-03-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 8 [patent_no_of_words] => 5047 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 159 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/930/05930304.pdf [firstpage_image] =>[orig_patent_app_number] => 822399 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/822399
Wireless powered communication device with adaptive data detection and method Mar 19, 1997 Issued
Array ( [id] => 3955321 [patent_doc_number] => 05974105 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-10-26 [patent_title] => 'High frequency all digital phase-locked loop' [patent_app_type] => 1 [patent_app_number] => 8/816249 [patent_app_country] => US [patent_app_date] => 1997-03-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 9 [patent_no_of_words] => 6008 [patent_no_of_claims] => 9 [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/05/974/05974105.pdf [firstpage_image] =>[orig_patent_app_number] => 816249 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/816249
High frequency all digital phase-locked loop Mar 12, 1997 Issued
Array ( [id] => 4253819 [patent_doc_number] => 06091780 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-07-18 [patent_title] => 'Transmitting and receiving radio signals' [patent_app_type] => 1 [patent_app_number] => 8/815388 [patent_app_country] => US [patent_app_date] => 1997-03-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 12 [patent_no_of_words] => 7153 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 104 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/091/06091780.pdf [firstpage_image] =>[orig_patent_app_number] => 815388 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/815388
Transmitting and receiving radio signals Mar 10, 1997 Issued
Array ( [id] => 4154591 [patent_doc_number] => 06061385 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-05-09 [patent_title] => 'Method and a circuit arrangement for signal processing in a telecommunication system' [patent_app_type] => 1 [patent_app_number] => 8/814448 [patent_app_country] => US [patent_app_date] => 1997-03-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 4975 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 269 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/061/06061385.pdf [firstpage_image] =>[orig_patent_app_number] => 814448 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/814448
Method and a circuit arrangement for signal processing in a telecommunication system Mar 9, 1997 Issued
Array ( [id] => 4020898 [patent_doc_number] => 05889815 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-03-30 [patent_title] => 'Spread spectrum communication receiver' [patent_app_type] => 1 [patent_app_number] => 8/812840 [patent_app_country] => US [patent_app_date] => 1997-03-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 23 [patent_no_of_words] => 10316 [patent_no_of_claims] => 12 [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/05/889/05889815.pdf [firstpage_image] =>[orig_patent_app_number] => 812840 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/812840
Spread spectrum communication receiver Mar 5, 1997 Issued
Array ( [id] => 4065664 [patent_doc_number] => 05933466 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-08-03 [patent_title] => 'Radio communications apparatus with a combining diversity' [patent_app_type] => 1 [patent_app_number] => 8/808027 [patent_app_country] => US [patent_app_date] => 1997-03-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 4904 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 163 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/933/05933466.pdf [firstpage_image] =>[orig_patent_app_number] => 808027 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/808027
Radio communications apparatus with a combining diversity Mar 2, 1997 Issued
Array ( [id] => 4074817 [patent_doc_number] => 05896425 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-04-20 [patent_title] => 'Non-uniformly spaced tones for synchronization waveform' [patent_app_type] => 1 [patent_app_number] => 8/803833 [patent_app_country] => US [patent_app_date] => 1997-02-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 2775 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 112 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/896/05896425.pdf [firstpage_image] =>[orig_patent_app_number] => 803833 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/803833
Non-uniformly spaced tones for synchronization waveform Feb 23, 1997 Issued
Array ( [id] => 3933812 [patent_doc_number] => 05914981 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-06-22 [patent_title] => 'Method to indicate synchronization lock of a remote station with a base station for a discrete multitone spread spectrum communications system' [patent_app_type] => 1 [patent_app_number] => 8/804617 [patent_app_country] => US [patent_app_date] => 1997-02-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 10 [patent_no_of_words] => 5381 [patent_no_of_claims] => 34 [patent_no_of_ind_claims] => 12 [patent_words_short_claim] => 226 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/914/05914981.pdf [firstpage_image] =>[orig_patent_app_number] => 804617 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/804617
Method to indicate synchronization lock of a remote station with a base station for a discrete multitone spread spectrum communications system Feb 23, 1997 Issued
Array ( [id] => 4050177 [patent_doc_number] => 05995572 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-11-30 [patent_title] => 'Method for measuring frequency shift in digital communications using synchronization sequence and channel step response' [patent_app_type] => 1 [patent_app_number] => 8/802253 [patent_app_country] => US [patent_app_date] => 1997-02-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 2200 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 148 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/995/05995572.pdf [firstpage_image] =>[orig_patent_app_number] => 802253 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/802253
Method for measuring frequency shift in digital communications using synchronization sequence and channel step response Feb 18, 1997 Issued
Array ( [id] => 3949894 [patent_doc_number] => 05872819 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-02-16 [patent_title] => 'Method and apparatus for facilitating symbol timing acquisition in a data communication receiver' [patent_app_type] => 1 [patent_app_number] => 8/803049 [patent_app_country] => US [patent_app_date] => 1997-02-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 9 [patent_no_of_words] => 4452 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 173 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/872/05872819.pdf [firstpage_image] =>[orig_patent_app_number] => 803049 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/803049
Method and apparatus for facilitating symbol timing acquisition in a data communication receiver Feb 18, 1997 Issued
Array ( [id] => 4049770 [patent_doc_number] => 05995545 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-11-30 [patent_title] => 'Signal reproducing method and apparatus' [patent_app_type] => 1 [patent_app_number] => 8/801349 [patent_app_country] => US [patent_app_date] => 1997-02-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 18 [patent_figures_cnt] => 21 [patent_no_of_words] => 7675 [patent_no_of_claims] => 27 [patent_no_of_ind_claims] => 10 [patent_words_short_claim] => 120 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/995/05995545.pdf [firstpage_image] =>[orig_patent_app_number] => 801349 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/801349
Signal reproducing method and apparatus Feb 18, 1997 Issued
Array ( [id] => 3952448 [patent_doc_number] => 05930306 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-07-27 [patent_title] => 'Device for correcting phase noise in a digital receiver' [patent_app_type] => 1 [patent_app_number] => 8/797910 [patent_app_country] => US [patent_app_date] => 1997-02-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 4 [patent_no_of_words] => 2011 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 224 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/930/05930306.pdf [firstpage_image] =>[orig_patent_app_number] => 797910 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/797910
Device for correcting phase noise in a digital receiver Feb 9, 1997 Issued
Array ( [id] => 4149923 [patent_doc_number] => 06122332 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-09-19 [patent_title] => 'Apparatus for reducing impulse noise in high-frequency digital receivers' [patent_app_type] => 1 [patent_app_number] => 8/796739 [patent_app_country] => US [patent_app_date] => 1997-02-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 13 [patent_no_of_words] => 5080 [patent_no_of_claims] => 56 [patent_no_of_ind_claims] => 20 [patent_words_short_claim] => 163 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/122/06122332.pdf [firstpage_image] =>[orig_patent_app_number] => 796739 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/796739
Apparatus for reducing impulse noise in high-frequency digital receivers Feb 5, 1997 Issued
Array ( [id] => 4047458 [patent_doc_number] => 05943375 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-08-24 [patent_title] => 'Method to indicate synchronization lock of a remote station with a base station' [patent_app_type] => 1 [patent_app_number] => 8/796492 [patent_app_country] => US [patent_app_date] => 1997-02-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 10 [patent_no_of_words] => 4715 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 221 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/943/05943375.pdf [firstpage_image] =>[orig_patent_app_number] => 796492 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/796492
Method to indicate synchronization lock of a remote station with a base station Feb 5, 1997 Issued
Array ( [id] => 4062729 [patent_doc_number] => 05870440 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-02-09 [patent_title] => 'Data-link processing equipment and apparatus for subscriber terminal office using same' [patent_app_type] => 1 [patent_app_number] => 8/796124 [patent_app_country] => US [patent_app_date] => 1997-02-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 15 [patent_no_of_words] => 7287 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 97 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/870/05870440.pdf [firstpage_image] =>[orig_patent_app_number] => 796124 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/796124
Data-link processing equipment and apparatus for subscriber terminal office using same Feb 5, 1997 Issued
Array ( [id] => 3966126 [patent_doc_number] => 05978416 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-11-02 [patent_title] => 'Receiving system using training pattern correlation for improved signal reception' [patent_app_type] => 1 [patent_app_number] => 8/796069 [patent_app_country] => US [patent_app_date] => 1997-02-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 9 [patent_no_of_words] => 3602 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 127 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/978/05978416.pdf [firstpage_image] =>[orig_patent_app_number] => 796069 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/796069
Receiving system using training pattern correlation for improved signal reception Feb 3, 1997 Issued
Array ( [id] => 3995348 [patent_doc_number] => 05862180 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-01-19 [patent_title] => 'Differential encoding of self-clocking data streams' [patent_app_type] => 1 [patent_app_number] => 8/794544 [patent_app_country] => US [patent_app_date] => 1997-02-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 8 [patent_no_of_words] => 3486 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 305 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/862/05862180.pdf [firstpage_image] =>[orig_patent_app_number] => 794544 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/794544
Differential encoding of self-clocking data streams Jan 31, 1997 Issued
Array ( [id] => 4040174 [patent_doc_number] => 05903603 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-05-11 [patent_title] => 'Modem training apparatus and method' [patent_app_type] => 1 [patent_app_number] => 8/791429 [patent_app_country] => US [patent_app_date] => 1997-01-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 10 [patent_no_of_words] => 6417 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 7 [patent_words_short_claim] => 122 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/903/05903603.pdf [firstpage_image] =>[orig_patent_app_number] => 791429 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/791429
Modem training apparatus and method Jan 26, 1997 Issued
Array ( [id] => 4145481 [patent_doc_number] => 06016328 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-01-18 [patent_title] => 'Method and apparatus for the synchronization of a signal receiving station' [patent_app_type] => 1 [patent_app_number] => 8/780660 [patent_app_country] => US [patent_app_date] => 1997-01-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 2091 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 116 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/016/06016328.pdf [firstpage_image] =>[orig_patent_app_number] => 780660 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/780660
Method and apparatus for the synchronization of a signal receiving station Jan 6, 1997 Issued
Array ( [id] => 3964200 [patent_doc_number] => 05999582 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-12-07 [patent_title] => 'Higher speed digital loop carrier transmission system' [patent_app_type] => 1 [patent_app_number] => 8/777158 [patent_app_country] => US [patent_app_date] => 1996-12-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 5896 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 160 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/999/05999582.pdf [firstpage_image] =>[orig_patent_app_number] => 777158 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/777158
Higher speed digital loop carrier transmission system Dec 25, 1996 Issued
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