Northrop Corporation
Patent Owner
Stats
- 51 US PATENTS IN FORCE
- 0 US APPLICATIONS PENDING
- May 20, 2014 most recent publication
Details
- 51 Issued Patents
- 0 Issued in last 3 years
- 0 Published in last 3 years
- 7,943 Total Citation Count
- Apr 05, 1976 Earliest Filing
- 267 Expired/Abandoned/Withdrawn Patents
Patent Activity in the Last 10 Years
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Technologies
Intl Class
Technology
Matters
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Recent Publications
- No Recent Publications to Display
Recent Patents
Patent #
Title
Filing Date
Issue Date
Intl Class
5465142 Obstacle avoidance system for helicopters and other aircraftApr 30, 93Nov 07, 95[G08B, G02B, G01C, G01B]
Expired/Abandoned/Withdrawn Patents
Patent #
Title
Status
Filing Date
Issue/Pub Date
Intl Class
5506675 Laser target designator tester for measuring static and dynamic errorExpiredMar 11, 94Apr 09, 96[G01J, F41G, G01C, G01B]
5506702 Holographic optical element providing an artificial star for an optical systemExpiredApr 07, 94Apr 09, 96[G02B, G01C]
5430755 Pressure-equalized self-compensating discharge configuration for triangular ring laser gyroscopesExpiredMay 24, 91Jul 04, 95[G01B]
5430858 Method for RAM conservation employing a RAM disk area non-sequential addresses on arranged order basis to access executable proceduresExpiredNov 24, 93Jul 04, 95[G06F]
5427328 Laser beam rider guidance utilizing beam quadrature detectionExpiredFeb 12, 85Jun 27, 95[F41G]
5399221 Continuous process for forming fiber-reinforced high temperature thermoplastic resin honeycomb structuresExpiredMay 04, 90Mar 21, 95[B32B]
5399855 Atmospheric exclusion system having an expandable shroud and a non-elastic bladderExpiredDec 16, 93Mar 21, 95[H01J]
5396203 Demountable wire cage waveguide for permittivity measurements of dielectric materialsExpiredMar 17, 93Mar 07, 95[H01P, G01R]
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