Search

Charles Nana Appiah

Supervisory Patent Examiner (ID: 17091, Phone: (571)272-7904 , Office: P/2641 )

Most Active Art Unit
2682
Art Unit(s)
2682, 2742, 2747, 2617, 2641, 2745, 2686
Total Applications
746
Issued Applications
533
Pending Applications
133
Abandoned Applications
92

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 1317425 [patent_doc_number] => 06618601 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2003-09-09 [patent_title] => 'Incoming call indicator for portable phone' [patent_app_type] => B1 [patent_app_number] => 09/610254 [patent_app_country] => US [patent_app_date] => 2000-07-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 5 [patent_no_of_words] => 2627 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 112 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/618/06618601.pdf [firstpage_image] =>[orig_patent_app_number] => 09610254 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/610254
Incoming call indicator for portable phone Jul 4, 2000 Issued
Array ( [id] => 1309093 [patent_doc_number] => 06625429 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2003-09-23 [patent_title] => 'Mobile radio communication apparatus' [patent_app_type] => B1 [patent_app_number] => 09/609255 [patent_app_country] => US [patent_app_date] => 2000-06-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 1922 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 223 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/625/06625429.pdf [firstpage_image] =>[orig_patent_app_number] => 09609255 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/609255
Mobile radio communication apparatus Jun 29, 2000 Issued
Array ( [id] => 1373011 [patent_doc_number] => 06577869 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2003-06-10 [patent_title] => 'Frequency re-use for TDD applications' [patent_app_type] => B1 [patent_app_number] => 09/607456 [patent_app_country] => US [patent_app_date] => 2000-06-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 12 [patent_no_of_words] => 4701 [patent_no_of_claims] => 31 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 101 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/577/06577869.pdf [firstpage_image] =>[orig_patent_app_number] => 09607456 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/607456
Frequency re-use for TDD applications Jun 28, 2000 Issued
Array ( [id] => 1224338 [patent_doc_number] => 06704544 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2004-03-09 [patent_title] => 'Multi-spot-beam satellite system with broadcast and surge capacity capability' [patent_app_type] => B1 [patent_app_number] => 09/605775 [patent_app_country] => US [patent_app_date] => 2000-06-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 2441 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 106 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/704/06704544.pdf [firstpage_image] =>[orig_patent_app_number] => 09605775 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/605775
Multi-spot-beam satellite system with broadcast and surge capacity capability Jun 27, 2000 Issued
Array ( [id] => 1538028 [patent_doc_number] => 06411816 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-06-25 [patent_title] => 'Method of registration in a communication system' [patent_app_type] => B1 [patent_app_number] => 09/597342 [patent_app_country] => US [patent_app_date] => 2000-06-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 5168 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 118 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/411/06411816.pdf [firstpage_image] =>[orig_patent_app_number] => 09597342 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/597342
Method of registration in a communication system Jun 18, 2000 Issued
90/005751 METHODS AND SYSTEMS FOR CONCURRENT RECEIPT OF INCOMING CALLS FROM A WIDE AREA CELLULAR NETWORK AND A PRIVATE RADIO COMMUNICATIONS NETWORK Jun 15, 2000 Issued
Array ( [id] => 1115908 [patent_doc_number] => 06804509 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2004-10-12 [patent_title] => 'Method and system for notifying a caller that a cellular phone destination is available' [patent_app_type] => B1 [patent_app_number] => 09/595274 [patent_app_country] => US [patent_app_date] => 2000-06-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 4044 [patent_no_of_claims] => 24 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 77 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/804/06804509.pdf [firstpage_image] =>[orig_patent_app_number] => 09595274 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/595274
Method and system for notifying a caller that a cellular phone destination is available Jun 14, 2000 Issued
Array ( [id] => 1128645 [patent_doc_number] => 06795704 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2004-09-21 [patent_title] => 'Teleservice based capability report for radiotelephone networks' [patent_app_type] => B1 [patent_app_number] => 09/593274 [patent_app_country] => US [patent_app_date] => 2000-06-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 2507 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 128 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/795/06795704.pdf [firstpage_image] =>[orig_patent_app_number] => 09593274 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/593274
Teleservice based capability report for radiotelephone networks Jun 12, 2000 Issued
Array ( [id] => 1232803 [patent_doc_number] => 06697605 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2004-02-24 [patent_title] => 'High-frequency circuit apparatus and communication apparatus' [patent_app_type] => B1 [patent_app_number] => 09/591272 [patent_app_country] => US [patent_app_date] => 2000-06-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 13 [patent_no_of_words] => 4803 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 117 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/697/06697605.pdf [firstpage_image] =>[orig_patent_app_number] => 09591272 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/591272
High-frequency circuit apparatus and communication apparatus Jun 8, 2000 Issued
Array ( [id] => 1257215 [patent_doc_number] => 06671515 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2003-12-30 [patent_title] => 'Method and apparatus for selecting communication cells in a wireless communication system' [patent_app_type] => B1 [patent_app_number] => 09/588262 [patent_app_country] => US [patent_app_date] => 2000-06-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 5 [patent_no_of_words] => 3345 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 102 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/671/06671515.pdf [firstpage_image] =>[orig_patent_app_number] => 09588262 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/588262
Method and apparatus for selecting communication cells in a wireless communication system Jun 5, 2000 Issued
Array ( [id] => 791843 [patent_doc_number] => 06985721 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2006-01-10 [patent_title] => 'Method and apparatus for reducing bandwidth use in a portable device' [patent_app_type] => utility [patent_app_number] => 09/588280 [patent_app_country] => US [patent_app_date] => 2000-06-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 5228 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 134 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/985/06985721.pdf [firstpage_image] =>[orig_patent_app_number] => 09588280 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/588280
Method and apparatus for reducing bandwidth use in a portable device Jun 4, 2000 Issued
Array ( [id] => 640458 [patent_doc_number] => 07127248 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2006-10-24 [patent_title] => 'User registration and location management for mobile telecommunications systems' [patent_app_type] => utility [patent_app_number] => 10/089765 [patent_app_country] => US [patent_app_date] => 2000-05-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 2064 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 38 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/127/07127248.pdf [firstpage_image] =>[orig_patent_app_number] => 10089765 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/089765
User registration and location management for mobile telecommunications systems May 19, 2000 Issued
Array ( [id] => 4421556 [patent_doc_number] => 06311079 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-10-30 [patent_title] => 'Wireless telephony ring detection method for extended battery life' [patent_app_type] => 1 [patent_app_number] => 9/570644 [patent_app_country] => US [patent_app_date] => 2000-05-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 7 [patent_no_of_words] => 4516 [patent_no_of_claims] => 30 [patent_no_of_ind_claims] => 12 [patent_words_short_claim] => 89 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/311/06311079.pdf [firstpage_image] =>[orig_patent_app_number] => 570644 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/570644
Wireless telephony ring detection method for extended battery life May 14, 2000 Issued
Array ( [id] => 1483861 [patent_doc_number] => 06453153 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-09-17 [patent_title] => 'Employing customer premises equipment in communications network maintenance' [patent_app_type] => B1 [patent_app_number] => 09/569066 [patent_app_country] => US [patent_app_date] => 2000-05-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 5 [patent_no_of_words] => 4032 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 81 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/453/06453153.pdf [firstpage_image] =>[orig_patent_app_number] => 09569066 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/569066
Employing customer premises equipment in communications network maintenance May 10, 2000 Issued
Array ( [id] => 984105 [patent_doc_number] => 06928275 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2005-08-09 [patent_title] => 'Method and apparatus for compensating local oscillator frequency error' [patent_app_type] => utility [patent_app_number] => 09/567803 [patent_app_country] => US [patent_app_date] => 2000-05-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 6273 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 102 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/928/06928275.pdf [firstpage_image] =>[orig_patent_app_number] => 09567803 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/567803
Method and apparatus for compensating local oscillator frequency error May 7, 2000 Issued
Array ( [id] => 4287789 [patent_doc_number] => 06308081 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-10-23 [patent_title] => 'Transmission method and radio system' [patent_app_type] => 1 [patent_app_number] => 9/566271 [patent_app_country] => US [patent_app_date] => 2000-05-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 4 [patent_no_of_words] => 3218 [patent_no_of_claims] => 25 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 33 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/308/06308081.pdf [firstpage_image] =>[orig_patent_app_number] => 566271 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/566271
Transmission method and radio system May 4, 2000 Issued
Array ( [id] => 1185854 [patent_doc_number] => 06741868 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2004-05-25 [patent_title] => 'Method and apparatus for interfacing among mobile terminal, base station and core network in mobile telecommunications system' [patent_app_type] => B1 [patent_app_number] => 09/564941 [patent_app_country] => US [patent_app_date] => 2000-05-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 24 [patent_figures_cnt] => 28 [patent_no_of_words] => 12817 [patent_no_of_claims] => 102 [patent_no_of_ind_claims] => 9 [patent_words_short_claim] => 222 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/741/06741868.pdf [firstpage_image] =>[orig_patent_app_number] => 09564941 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/564941
Method and apparatus for interfacing among mobile terminal, base station and core network in mobile telecommunications system May 3, 2000 Issued
Array ( [id] => 1420733 [patent_doc_number] => 06539235 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2003-03-25 [patent_title] => 'Channel leakage power monitor apparatus and method' [patent_app_type] => B1 [patent_app_number] => 09/556566 [patent_app_country] => US [patent_app_date] => 2000-04-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 4199 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 52 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/539/06539235.pdf [firstpage_image] =>[orig_patent_app_number] => 09556566 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/556566
Channel leakage power monitor apparatus and method Apr 23, 2000 Issued
Array ( [id] => 737767 [patent_doc_number] => 07039372 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2006-05-02 [patent_title] => 'Method and system for frequency up-conversion with modulation embodiments' [patent_app_type] => utility [patent_app_number] => 09/548923 [patent_app_country] => US [patent_app_date] => 2000-04-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 89 [patent_figures_cnt] => 218 [patent_no_of_words] => 48185 [patent_no_of_claims] => 131 [patent_no_of_ind_claims] => 24 [patent_words_short_claim] => 72 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/039/07039372.pdf [firstpage_image] =>[orig_patent_app_number] => 09548923 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/548923
Method and system for frequency up-conversion with modulation embodiments Apr 12, 2000 Issued
Array ( [id] => 1427486 [patent_doc_number] => 06512935 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2003-01-28 [patent_title] => 'Energy conserving network protocol' [patent_app_type] => B1 [patent_app_number] => 09/535280 [patent_app_country] => US [patent_app_date] => 2000-03-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 4143 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 9 [patent_words_short_claim] => 89 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/512/06512935.pdf [firstpage_image] =>[orig_patent_app_number] => 09535280 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/535280
Energy conserving network protocol Mar 23, 2000 Issued
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