CONFLUENCE HOLDINGS CORP.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
B63B SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING 137

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
5367975 Kayak cockpit cover with retention edgeDec 14, 92Nov 29, 94[B63B]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2008/0035,047 Hybrid kayak and canoe self-propelled watercraftAbandonedAug 08, 06Feb 14, 08[B63B]
2006/0105,649 Injection molded paddle bladeAbandonedAug 10, 05May 18, 06[A63B]
2005/0199,172 Self-propelled watercraftAbandonedMar 15, 04Sep 15, 05[B63H]
6874442 Kayak or canoe including a coaming having at least one support bridgeExpiredAug 06, 03Apr 05, 05[B63B]
6860223 Self-propelled personal watercraftExpiredJul 31, 03Mar 01, 05[B63B]
6073574 Kayak hatch cover retention systemExpiredOct 28, 98Jun 13, 00[B63B]
5713295 Rudder system for self-propelled water craftExpiredNov 19, 96Feb 03, 98[B63H]
5648030 Method for obtaining high definition graphics in surfaces of molded plastic objectsExpiredFeb 01, 95Jul 15, 97[B29C]
5189974 Kayak catamaranExpiredJul 02, 91Mar 02, 93[B63B]
5172646 Canoe with asymmetrical hullExpiredJul 11, 91Dec 22, 92[B63B]
5134964 Flexible security loop for kayaksExpiredDec 31, 90Aug 04, 92[B63B]
5094607 Thermoplastic mold for rotational moldingExpiredNov 23, 90Mar 10, 92[B29C]
5039297 Rotational molding apparatusExpiredSep 13, 89Aug 13, 91[B29C]
4980112 Method for rotational moldingExpiredJun 24, 88Dec 25, 90[B29C]
4942840 Foot brace for kayaksExpiredFeb 12, 88Jul 24, 90[B63B]
4820216 Adjustable kayak paddleExpiredJan 25, 88Apr 11, 89[B63H]
4744327 Kayak foot braceExpiredSep 29, 86May 17, 88[B63B]
4727821 Detachable pod and kayakExpiredSep 29, 86Mar 01, 88[B63B]
4715311 Variable volume kayak hullExpiredApr 06, 87Dec 29, 87[B63B]
4681060 Kayak frame section and methodExpiredOct 07, 85Jul 21, 87[B63B]

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