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From the Rolls-Royce experimental archive: a quarter of a million communications from Rolls-Royce, 1906 to 1960's. Documents from the Sir Henry Royce Memorial Foundation (SHRMF).
Internal communication regarding the date and expiry of S.C.H. Knight's first patent, number 14729/05.

Identifier  ExFiles\Box 15\6\  Scan007
Date  13th February 1911
  
R.R. 235A (1000) W (67. 25.1.11) E.P. 8581.

[Handwritten]
W de L. 9.2.11
Please ascertain from Tech. Dept. the date of Knight's first patent, and having ascertained the date on which it will expire make a diary note to review this matter somewhere about the latter date.
C.L.

[Stamped Watermark]
DICKINSON BOND
1804
MADE AT

[Typed]
Mr Barrington 13-2-11 D36/V13211.
Please let me have the information referred to, and return to me the copy of sheet to Miss Dean.
p.p. J.{Mr Johnson W.M.} DeLooze
L.F

[Handwritten]
Mr De Looze. 24.2.11
Patent No. 14729/05 S.C.H. Knight was applied for on July 18th 1905 -
This is the patent which we have loosely termed "Knight first patent".
TBB
  
  


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