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US3558788A Expired / Lapsed US ⏱️ 0.0 years remaining

New antibacterial and antifungal compositions

Assignee: Boots Co PLC
•
Filing: 1965-02-23
•
Granted: 1971-01-26
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Expires: 1985-02-23
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Abstract

Abstract ANTIBACTERIAL AND ANTIFUNGAL COMPOSITIONS HAVING AS ACTIVE INGREDIENT A COMPOUND OF THE FORMULA HO-C(-R1)(-R3)-C(-BR)(-R2)-NO2 WHEREIN R1 IS HYDROGEN, ALKYL OF 1-12 C-ATOMS OR PHENYL ALKYL OF UP TO 10 C-ATOMS, R3 IS HYDROGEN OR R1 AND R3 TOGETHER WITH THE SHARED C ATOM FORM A CYCLOALKYL RING OF 5-7 C-ATOMS AND R2 IS HYDROGEN, METHYL, ETHYL, HYDROXY METHYL OR BROMINE AND THEIR USE IN COMBATING BACTERIA ON SKIN AND IN PRESERVING MEDICAL, TOILET AND COSMETIC PREPARATIONS FROM BACTERIAL DETERIOATION.

Inventors

  • 👤 Nigel George Clark
  • 👤 Betty Croshaw
  • 👤 David Frank Spooner

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-26 09:36
CPC Classifications
C; C07; C07C; C07C205/00; C07C205/13; C07C205/26; A; A61; A61K; A61K8/00; A61K8/18; A61K8/30; A61K8/40; A61K8/41; A61K8/418; A61Q; A61Q17/00; A61Q17/005

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

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USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1974-01-25 1974-07-27 1975-01-26 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1978-01-25 1978-07-27 1979-01-26 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1982-01-25 1982-07-27 1983-01-26 $7700.00 Window Closed / Lapsed

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