Search

David C. Cain

Examiner (ID: 3826)

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

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 3704863 [patent_doc_number] => 05651066 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-07-22 [patent_title] => 'Cipher key distribution system effectively preventing illegitimate use and charging of enciphered information' [patent_app_type] => 1 [patent_app_number] => 8/431407 [patent_app_country] => US [patent_app_date] => 1995-04-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 12 [patent_no_of_words] => 7465 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 265 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/651/05651066.pdf [firstpage_image] =>[orig_patent_app_number] => 431407 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/431407
Cipher key distribution system effectively preventing illegitimate use and charging of enciphered information Apr 27, 1995 Issued
Array ( [id] => 3546348 [patent_doc_number] => 05557676 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-09-17 [patent_title] => 'Authentication for analog communication systems' [patent_app_type] => 1 [patent_app_number] => 8/422079 [patent_app_country] => US [patent_app_date] => 1995-04-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 3705 [patent_no_of_claims] => 27 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 79 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/557/05557676.pdf [firstpage_image] =>[orig_patent_app_number] => 422079 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/422079
Authentication for analog communication systems Apr 19, 1995 Issued
08/424980 PACKET TV PROGRAM COMPONENT DETECTOR Apr 18, 1995 Abandoned
Array ( [id] => 3638258 [patent_doc_number] => 05621798 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-04-15 [patent_title] => 'Method and apparatus for cooperative messaging' [patent_app_type] => 1 [patent_app_number] => 8/423306 [patent_app_country] => US [patent_app_date] => 1995-04-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 2971 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 65 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/621/05621798.pdf [firstpage_image] =>[orig_patent_app_number] => 423306 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/423306
Method and apparatus for cooperative messaging Apr 17, 1995 Issued
Array ( [id] => 3742830 [patent_doc_number] => 05636278 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-06-03 [patent_title] => 'Player for picture concealment and concealment release' [patent_app_type] => 1 [patent_app_number] => 8/421225 [patent_app_country] => US [patent_app_date] => 1995-04-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 6 [patent_no_of_words] => 3389 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 275 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/636/05636278.pdf [firstpage_image] =>[orig_patent_app_number] => 421225 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/421225
Player for picture concealment and concealment release Apr 12, 1995 Issued
Array ( [id] => 3673872 [patent_doc_number] => 05625689 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-04-29 [patent_title] => 'Method and apparatus for secure data storage and manipulation using magnetic media' [patent_app_type] => 1 [patent_app_number] => 8/417666 [patent_app_country] => US [patent_app_date] => 1995-04-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 2 [patent_no_of_words] => 3716 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 39 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/625/05625689.pdf [firstpage_image] =>[orig_patent_app_number] => 417666 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/417666
Method and apparatus for secure data storage and manipulation using magnetic media Apr 4, 1995 Issued
Array ( [id] => 3774377 [patent_doc_number] => 05742681 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-04-21 [patent_title] => 'Process for the broadcasting of programmes with progressive conditional access and separation of the information flow and the corresponding receiver' [patent_app_type] => 1 [patent_app_number] => 8/415987 [patent_app_country] => US [patent_app_date] => 1995-04-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 12 [patent_no_of_words] => 5296 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 29 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/742/05742681.pdf [firstpage_image] =>[orig_patent_app_number] => 415987 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/415987
Process for the broadcasting of programmes with progressive conditional access and separation of the information flow and the corresponding receiver Apr 3, 1995 Issued
Array ( [id] => 3619717 [patent_doc_number] => 05590197 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-12-31 [patent_title] => 'Electronic payment system and method' [patent_app_type] => 1 [patent_app_number] => 8/416045 [patent_app_country] => US [patent_app_date] => 1995-04-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 3746 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 132 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/590/05590197.pdf [firstpage_image] =>[orig_patent_app_number] => 416045 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/416045
Electronic payment system and method Apr 3, 1995 Issued
Array ( [id] => 3774312 [patent_doc_number] => 05742677 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-04-21 [patent_title] => 'Information terminal having reconfigurable memory' [patent_app_type] => 1 [patent_app_number] => 8/415617 [patent_app_country] => US [patent_app_date] => 1995-04-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 13 [patent_no_of_words] => 9745 [patent_no_of_claims] => 24 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 61 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/742/05742677.pdf [firstpage_image] =>[orig_patent_app_number] => 415617 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/415617
Information terminal having reconfigurable memory Apr 2, 1995 Issued
Array ( [id] => 3707049 [patent_doc_number] => 05619576 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-04-08 [patent_title] => 'Variable-key cryptography system' [patent_app_type] => 1 [patent_app_number] => 8/415719 [patent_app_country] => US [patent_app_date] => 1995-04-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 8564 [patent_no_of_claims] => 25 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 83 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/619/05619576.pdf [firstpage_image] =>[orig_patent_app_number] => 415719 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/415719
Variable-key cryptography system Apr 2, 1995 Issued
Array ( [id] => 3468386 [patent_doc_number] => 05473631 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-12-05 [patent_title] => 'Simultaneous transmission of data and audio signals by means of perceptual coding' [patent_app_type] => 1 [patent_app_number] => 8/410882 [patent_app_country] => US [patent_app_date] => 1995-03-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 10 [patent_no_of_words] => 6162 [patent_no_of_claims] => 46 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 92 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/473/05473631.pdf [firstpage_image] =>[orig_patent_app_number] => 410882 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/410882
Simultaneous transmission of data and audio signals by means of perceptual coding Mar 26, 1995 Issued
Array ( [id] => 3705549 [patent_doc_number] => 05661806 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-08-26 [patent_title] => 'Process of combined authentication of a telecommunication terminal and of a user module' [patent_app_type] => 1 [patent_app_number] => 8/411206 [patent_app_country] => US [patent_app_date] => 1995-03-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 3852 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 214 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/661/05661806.pdf [firstpage_image] =>[orig_patent_app_number] => 411206 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/411206
Process of combined authentication of a telecommunication terminal and of a user module Mar 26, 1995 Issued
Array ( [id] => 3734474 [patent_doc_number] => 05673317 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-09-30 [patent_title] => 'System and method for preventing unauthorized programming of wireless network access devices' [patent_app_type] => 1 [patent_app_number] => 8/408737 [patent_app_country] => US [patent_app_date] => 1995-03-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 2605 [patent_no_of_claims] => 24 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 89 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/673/05673317.pdf [firstpage_image] =>[orig_patent_app_number] => 408737 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/408737
System and method for preventing unauthorized programming of wireless network access devices Mar 21, 1995 Issued
Array ( [id] => 3706295 [patent_doc_number] => 05596641 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-01-21 [patent_title] => 'Authentication method for mobile communications' [patent_app_type] => 1 [patent_app_number] => 8/404290 [patent_app_country] => US [patent_app_date] => 1995-03-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 25 [patent_figures_cnt] => 26 [patent_no_of_words] => 9538 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 208 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/596/05596641.pdf [firstpage_image] =>[orig_patent_app_number] => 404290 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/404290
Authentication method for mobile communications Mar 13, 1995 Issued
Array ( [id] => 3528894 [patent_doc_number] => 05577124 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-11-19 [patent_title] => 'Multi-purpose high speed cryptographically secure sequence generator based on zeta-one-way functions' [patent_app_type] => 1 [patent_app_number] => 8/400928 [patent_app_country] => US [patent_app_date] => 1995-03-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 15 [patent_figures_cnt] => 15 [patent_no_of_words] => 6942 [patent_no_of_claims] => 55 [patent_no_of_ind_claims] => 9 [patent_words_short_claim] => 32 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/577/05577124.pdf [firstpage_image] =>[orig_patent_app_number] => 400928 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/400928
Multi-purpose high speed cryptographically secure sequence generator based on zeta-one-way functions Mar 8, 1995 Issued
Array ( [id] => 3704890 [patent_doc_number] => 05651068 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-07-22 [patent_title] => 'International cryptography framework' [patent_app_type] => 1 [patent_app_number] => 8/401588 [patent_app_country] => US [patent_app_date] => 1995-03-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 4933 [patent_no_of_claims] => 25 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 73 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/651/05651068.pdf [firstpage_image] =>[orig_patent_app_number] => 401588 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/401588
International cryptography framework Mar 7, 1995 Issued
Array ( [id] => 3548120 [patent_doc_number] => 05495531 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-02-27 [patent_title] => 'Equipment which included electronics' [patent_app_type] => 1 [patent_app_number] => 8/400186 [patent_app_country] => US [patent_app_date] => 1995-03-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 4663 [patent_no_of_claims] => 17 [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/05/495/05495531.pdf [firstpage_image] =>[orig_patent_app_number] => 400186 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/400186
Equipment which included electronics Mar 5, 1995 Issued
08/397017 REMOVABLE COMPUTER DEVICE SECURITY Feb 28, 1995 Abandoned
Array ( [id] => 3676012 [patent_doc_number] => 05668874 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-09-16 [patent_title] => 'Identification card verification system and method' [patent_app_type] => 1 [patent_app_number] => 8/396307 [patent_app_country] => US [patent_app_date] => 1995-02-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 8 [patent_no_of_words] => 4349 [patent_no_of_claims] => 58 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 106 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/668/05668874.pdf [firstpage_image] =>[orig_patent_app_number] => 396307 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/396307
Identification card verification system and method Feb 27, 1995 Issued
Array ( [id] => 3893599 [patent_doc_number] => 05799092 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-08-25 [patent_title] => 'Self-verifying identification card' [patent_app_type] => 1 [patent_app_number] => 8/395547 [patent_app_country] => US [patent_app_date] => 1995-02-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 5 [patent_no_of_words] => 2501 [patent_no_of_claims] => 25 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 111 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/799/05799092.pdf [firstpage_image] =>[orig_patent_app_number] => 395547 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/395547
Self-verifying identification card Feb 27, 1995 Issued
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