Learn more

ROYAIR LTD

Overview
  • Total Patents
    13
About

ROYAIR LTD has a total of 13 patent applications. Its first patent ever was published in 1968. It filed its patents most often in United Kingdom and Canada. Its main competitors in its focus markets thermal processes, civil engineering and machines are TITUS MFG CORP, AIR DEVICES INC and NICKEL GMBH HEINRICH.

Patent filings in countries

World map showing ROYAIR LTDs patent filings in countries
# Country Total Patents
#1 United Kingdom 12
#2 Canada 1

Patent filings per year

Chart showing ROYAIR LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Holford Frederick Roy 4
#2 Goodes Brian William 1
#3 Mcelhinney Edward Anthony 1
#4 Holford Frederick R 1

Latest patents

Publication Filing date Title
GB8515950D0 Ceiling screw adjustable suspension arrangement
GB8515305D0 Apparatus for securing a floor covering
GB8415354D0 Securing floor covering
GB8313045D0 Suspended integrated ceiling
GB1533801A Adjustable diffuser for ventilating systems
GB1463483A Ventilating grilles
GB1498036A Ventilating grilles
GB1407830A Ventilating grilles
GB1361077A Diffusers for ventilating systems
GB1347153A Dampers for ventilating systems
GB1197023A Improvements in and relating to Dampers for Ventilating Systems
GB1197041A Improvements in or relating to Ventilating Grilles