NATIONAL COUPLING COMPANY, INC.
Patent Owner
Stats
- 75 US PATENTS IN FORCE
- 1 US APPLICATIONS PENDING
- Dec 12, 2017 most recent publication
Details
- 75 Issued Patents
- 0 Issued in last 3 years
- 0 Published in last 3 years
- 1,527 Total Citation Count
- Nov 25, 1985 Earliest Filing
- 19 Expired/Abandoned/Withdrawn Patents
Patent Activity in the Last 10 Years
Technologies
Intl Class
Technology
Matters
Rank in Class
Top Patents (by citation)
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Recent Publications
Publication #
Title
Filing Date
Pub Date
Intl Class
2014/0159,363 Pressure-Energized Probe Seal for Female Hydraulic Coupling MemberFeb 17, 14Jun 12, 14[F16K, F16L, F16J]
Recent Patents
Patent #
Title
Filing Date
Issue Date
Intl Class
9841130 Pressure-energized probe seal for female hydraulic coupling memberOct 27, 10Dec 12, 17[F16K, F16L, F16J]
9523262 Method for autonomous control of a chemical injection system for oil and gas wellsJul 02, 15Dec 20, 16[G05B, G05D, E21B]
9416886 Hydraulic coupling member with pressure-relieving poppet valveFeb 05, 14Aug 16, 16[F16K, F16L]
9255465 Method for autonomous control of a chemical injection system for oil and gas wellsNov 02, 07Feb 09, 16[G05D, E21B]
8689828 Hydraulic coupling member with pressure-relieving poppet valveAug 24, 11Apr 08, 14[F16K, F16L]
8662503 Method and apparatus for piston-actuated elastomer probe seal in a hydraulic coupling memberDec 16, 11Mar 04, 14[F16J]
8555914 Method for autonomous control of a chemical injection systems for oil and gas wellsJan 02, 13Oct 15, 13[F16K]
8313105 Method and apparatus for piston-actuated elastomer probe seal in a hydraulic coupling memberAug 11, 08Nov 20, 12[F16J]
Expired/Abandoned/Withdrawn Patents
Patent #
Title
Status
Filing Date
Issue/Pub Date
Intl Class
2012/0292,899 Hydraulic Coupling Member With Dual Electrical Bonding ContactsAbandonedJul 31, 12Nov 22, 12[F16L]
2011/0248,497 Pressure-Energized Probe Seal for Female Hydraulic Coupling MemberAbandonedApr 09, 10Oct 13, 11[F16L, F16J]
2011/0101,675 Hydraulic Coupling Member with Dual Electrical Bonding ContactsAbandonedNov 04, 09May 05, 11[F16L]
2009/0200,793 CROWN SEAL WITH INTEGRAL SEALING PROJECTIONS FOR UNDERSEA HYDRAULIC COUPLINGSAbandonedFeb 07, 08Aug 13, 09[F16L]
2005/0072,573 Undersea hydraulic coupling for use with manifold platesAbandonedOct 06, 03Apr 07, 05[E21B]
4884584 Internally preloaded metal-to-metal seal hydraulic connectorExpiredAug 14, 87Dec 05, 89[F16L]
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