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Research/Patents/US 9766128
US 9766128

SPECTRAL FILTER

Assignee

SECRETARY OF STATE FOR DEFENCE IN HER MAJESTY'S GOVERNMENT OF THE UNITED KINGDOM OF GREAT BRITAIN AND NORTHERN IRELAND, WHITEHALL, LONDON SW1A, 2HB, ENGLAND A BRITISH CORP.

Filed

Jul 6, 1988

Granted

Sep 19, 2017

Location

EMSWORTH EN GB

35 USC §181 Secrecy Order

Imposed

Jan 18, 1989

Rescinded

Nov 8, 2016

Duration

27 years, 10 months

Inventor

  • 1HERBERT A. FRENCH

External Sources

Google Patents — US 9766128USPTO Full Patent (PDF)Browse active SO patents

Record Details

Patent number
US 9766128
Application
07220697
Aerospace match
No
Dataset source
35 USC §181 SO records

Browse by Assignee

SECRETARY OF STATE FOR DEFENCE IN HER MAJESTY'S GOVERNMENT OF THE UNITED KINGDOM OF GREAT BRITAIN AND NORTHERN IRELAND, WHITEHALL, LONDON SW1A, 2HB, ENGLAND A BRITISH CORP.
Back to patent indexSource: USPTO 35 USC §181 secrecy order records