Search

David C. Cain

Examiner (ID: 4322)

Most Active Art Unit
2202
Art Unit(s)
2202, 3642, 2899, 2766
Total Applications
1000
Issued Applications
919
Pending Applications
37
Abandoned Applications
44

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 2855618 [patent_doc_number] => 05138659 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1992-08-11 [patent_title] => 'Conversion of television signal formats with retention of common control data stream' [patent_app_type] => 1 [patent_app_number] => 7/694796 [patent_app_country] => US [patent_app_date] => 1991-05-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 3291 [patent_no_of_claims] => 30 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 105 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/138/05138659.pdf [firstpage_image] =>[orig_patent_app_number] => 694796 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/694796
Conversion of television signal formats with retention of common control data stream May 1, 1991 Issued
Array ( [id] => 2871652 [patent_doc_number] => 05150412 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1992-09-22 [patent_title] => 'Security module for radio telephone' [patent_app_type] => 1 [patent_app_number] => 7/692419 [patent_app_country] => US [patent_app_date] => 1991-04-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 7 [patent_no_of_words] => 2919 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 60 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/150/05150412.pdf [firstpage_image] =>[orig_patent_app_number] => 692419 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/692419
Security module for radio telephone Apr 28, 1991 Issued
Array ( [id] => 2815040 [patent_doc_number] => 05146471 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1992-09-08 [patent_title] => 'Correlator for spread spectrum communications systems' [patent_app_type] => 1 [patent_app_number] => 7/684038 [patent_app_country] => US [patent_app_date] => 1991-04-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 16 [patent_no_of_words] => 11155 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 93 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/146/05146471.pdf [firstpage_image] =>[orig_patent_app_number] => 684038 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/684038
Correlator for spread spectrum communications systems Apr 10, 1991 Issued
Array ( [id] => 2944530 [patent_doc_number] => 05233658 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1993-08-03 [patent_title] => 'Method and means to limit access to computer systems' [patent_app_type] => 1 [patent_app_number] => 7/680429 [patent_app_country] => US [patent_app_date] => 1991-04-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 2787 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 7 [patent_words_short_claim] => 183 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/233/05233658.pdf [firstpage_image] =>[orig_patent_app_number] => 680429 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/680429
Method and means to limit access to computer systems Apr 3, 1991 Issued
Array ( [id] => 2924197 [patent_doc_number] => 05237610 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1993-08-17 [patent_title] => 'Independent external security module for a digitally upgradeable television signal decoder' [patent_app_type] => 1 [patent_app_number] => 7/677460 [patent_app_country] => US [patent_app_date] => 1991-03-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 14 [patent_no_of_words] => 13000 [patent_no_of_claims] => 28 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 73 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/237/05237610.pdf [firstpage_image] =>[orig_patent_app_number] => 677460 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/677460
Independent external security module for a digitally upgradeable television signal decoder Mar 28, 1991 Issued
Array ( [id] => 2967690 [patent_doc_number] => 05243654 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1993-09-07 [patent_title] => 'Metering system with remotely resettable time lockout' [patent_app_type] => 1 [patent_app_number] => 7/670804 [patent_app_country] => US [patent_app_date] => 1991-03-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 6459 [patent_no_of_claims] => 21 [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/05/243/05243654.pdf [firstpage_image] =>[orig_patent_app_number] => 670804 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/670804
Metering system with remotely resettable time lockout Mar 17, 1991 Issued
Array ( [id] => 2887282 [patent_doc_number] => 05185793 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1993-02-09 [patent_title] => 'Method and apparatus for securing television signals using sideband interdiction' [patent_app_type] => 1 [patent_app_number] => 7/670193 [patent_app_country] => US [patent_app_date] => 1991-03-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 10 [patent_no_of_words] => 3054 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 42 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/185/05185793.pdf [firstpage_image] =>[orig_patent_app_number] => 670193 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/670193
Method and apparatus for securing television signals using sideband interdiction Mar 14, 1991 Issued
Array ( [id] => 2818181 [patent_doc_number] => 05157688 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1992-10-20 [patent_title] => 'Spread spectrum transmitter for degrading spread spectrum feature detectors' [patent_app_type] => 1 [patent_app_number] => 7/669139 [patent_app_country] => US [patent_app_date] => 1991-03-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 6 [patent_no_of_words] => 2144 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 107 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/157/05157688.pdf [firstpage_image] =>[orig_patent_app_number] => 669139 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/669139
Spread spectrum transmitter for degrading spread spectrum feature detectors Mar 13, 1991 Issued
Array ( [id] => 2990147 [patent_doc_number] => 05204876 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1993-04-20 [patent_title] => 'Method and apparatus for providing high data rate traffic channels in a spread spectrum communication system' [patent_app_type] => 1 [patent_app_number] => 7/669127 [patent_app_country] => US [patent_app_date] => 1991-03-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 4 [patent_no_of_words] => 6302 [patent_no_of_claims] => 28 [patent_no_of_ind_claims] => 8 [patent_words_short_claim] => 86 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/204/05204876.pdf [firstpage_image] =>[orig_patent_app_number] => 669127 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/669127
Method and apparatus for providing high data rate traffic channels in a spread spectrum communication system Mar 12, 1991 Issued
Array ( [id] => 2990645 [patent_doc_number] => 05204900 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1993-04-20 [patent_title] => 'Coding system for descrambling video' [patent_app_type] => 1 [patent_app_number] => 7/664107 [patent_app_country] => US [patent_app_date] => 1991-03-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 5114 [patent_no_of_claims] => 23 [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/05/204/05204900.pdf [firstpage_image] =>[orig_patent_app_number] => 664107 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/664107
Coding system for descrambling video Mar 3, 1991 Issued
Array ( [id] => 2905302 [patent_doc_number] => 05177767 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1993-01-05 [patent_title] => 'Spread-spectrum communication system' [patent_app_type] => 1 [patent_app_number] => 7/664298 [patent_app_country] => US [patent_app_date] => 1991-03-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 7 [patent_no_of_words] => 3296 [patent_no_of_claims] => 45 [patent_no_of_ind_claims] => 7 [patent_words_short_claim] => 50 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/177/05177767.pdf [firstpage_image] =>[orig_patent_app_number] => 664298 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/664298
Spread-spectrum communication system Mar 3, 1991 Issued
Array ( [id] => 2923890 [patent_doc_number] => 05228084 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1993-07-13 [patent_title] => 'Security apparatus and system for retail environments' [patent_app_type] => 1 [patent_app_number] => 7/663725 [patent_app_country] => US [patent_app_date] => 1991-02-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 12 [patent_no_of_words] => 6967 [patent_no_of_claims] => 54 [patent_no_of_ind_claims] => 7 [patent_words_short_claim] => 86 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/228/05228084.pdf [firstpage_image] =>[orig_patent_app_number] => 663725 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/663725
Security apparatus and system for retail environments Feb 27, 1991 Issued
Array ( [id] => 2799015 [patent_doc_number] => 05131040 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1992-07-14 [patent_title] => 'Method for backing up and erasing encryption keys' [patent_app_type] => 1 [patent_app_number] => 7/662143 [patent_app_country] => US [patent_app_date] => 1991-02-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 1535 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 86 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/131/05131040.pdf [firstpage_image] =>[orig_patent_app_number] => 662143 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/662143
Method for backing up and erasing encryption keys Feb 27, 1991 Issued
Array ( [id] => 2871576 [patent_doc_number] => 05150408 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1992-09-22 [patent_title] => 'Key distribution communication system' [patent_app_type] => 1 [patent_app_number] => 7/661748 [patent_app_country] => US [patent_app_date] => 1991-02-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 47 [patent_no_of_words] => 10013 [patent_no_of_claims] => 26 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 69 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/150/05150408.pdf [firstpage_image] =>[orig_patent_app_number] => 661748 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/661748
Key distribution communication system Feb 26, 1991 Issued
Array ( [id] => 2946904 [patent_doc_number] => 05247576 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1993-09-21 [patent_title] => 'Key variable identification method' [patent_app_type] => 1 [patent_app_number] => 7/661792 [patent_app_country] => US [patent_app_date] => 1991-02-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 1753 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 177 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/247/05247576.pdf [firstpage_image] =>[orig_patent_app_number] => 661792 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/661792
Key variable identification method Feb 26, 1991 Issued
Array ( [id] => 2871783 [patent_doc_number] => 05166978 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1992-11-24 [patent_title] => 'Encoding system according to the so-called RSA method, by means of a microcontroller and arrangement implementing this system' [patent_app_type] => 1 [patent_app_number] => 7/660197 [patent_app_country] => US [patent_app_date] => 1991-02-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 7398 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 371 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/166/05166978.pdf [firstpage_image] =>[orig_patent_app_number] => 660197 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/660197
Encoding system according to the so-called RSA method, by means of a microcontroller and arrangement implementing this system Feb 20, 1991 Issued
Array ( [id] => 2848845 [patent_doc_number] => 05121430 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1992-06-09 [patent_title] => 'Storm alert for emergencies' [patent_app_type] => 1 [patent_app_number] => 7/657502 [patent_app_country] => US [patent_app_date] => 1991-02-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 7 [patent_no_of_words] => 6288 [patent_no_of_claims] => 23 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 156 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/121/05121430.pdf [firstpage_image] =>[orig_patent_app_number] => 657502 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/657502
Storm alert for emergencies Feb 18, 1991 Issued
Array ( [id] => 2807888 [patent_doc_number] => 05144641 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1992-09-01 [patent_title] => 'Spread spectrum communication device' [patent_app_type] => 1 [patent_app_number] => 7/654077 [patent_app_country] => US [patent_app_date] => 1991-02-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 12 [patent_no_of_words] => 3423 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 128 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/144/05144641.pdf [firstpage_image] =>[orig_patent_app_number] => 654077 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/654077
Spread spectrum communication device Feb 10, 1991 Issued
Array ( [id] => 2866350 [patent_doc_number] => 05113445 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1992-05-12 [patent_title] => 'System for encoding data in machine readable graphic form' [patent_app_type] => 1 [patent_app_number] => 7/653822 [patent_app_country] => US [patent_app_date] => 1991-02-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 6 [patent_no_of_words] => 3403 [patent_no_of_claims] => 27 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 133 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/113/05113445.pdf [firstpage_image] =>[orig_patent_app_number] => 653822 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/653822
System for encoding data in machine readable graphic form Feb 10, 1991 Issued
Array ( [id] => 2881183 [patent_doc_number] => 05153917 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1992-10-06 [patent_title] => 'Communication terminal system' [patent_app_type] => 1 [patent_app_number] => 7/650602 [patent_app_country] => US [patent_app_date] => 1991-02-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 2148 [patent_no_of_claims] => 24 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 141 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/153/05153917.pdf [firstpage_image] =>[orig_patent_app_number] => 650602 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/650602
Communication terminal system Feb 4, 1991 Issued
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