LL

Leon G. Litchfield

LP L.B. Plastics: 22 patents #2 of 4Top 50%
📍 Belper, GB: #6 of 63 inventorsTop 10%
Overall (All Time): #199,050 of 4,157,543Top 5%
22
Patents All Time

Issued Patents All Time

Showing 1–22 of 22 patents

Patent #TitleCo-InventorsDate
D299964 Frame component for a patio door Terence Hardy 1989-02-21
D299965 Door frame component Terence Hardy 1989-02-21
D299966 Glazing member Terence Hardy 1989-02-21
D299967 Guide and support member for a sliding door Terence Hardy 1989-02-21
4525966 Window systems Terence Hardy 1985-07-02
4427245 Drawer panel with track insert Terence Hardy 1984-01-24
4392696 Drawers Terence Hardy 1983-07-12
D265036 Bearing member for supporting a drawer on a runner Terence Hardy 1982-06-22
D264292 Drawer runner Terence Hardy 1982-05-11
D264293 Drawer runner Terence Hardy 1982-05-11
D263914 Drawer runner Terence Hardy 1982-04-20
4304449 Drawers Terence Hardy 1981-12-08
4298234 Drawers and drawer components Terence Hardy 1981-11-03
D258792 Drawer Terence Hardy 1981-04-07
D258709 Drawer Terence Hardy 1981-03-31
D256752 Retractable bearing device for supporting a drawer upon a drawer guide Terence Hardy 1980-09-09
4219247 Suspended filing drawer Terence Hardy 1980-08-26
4212503 Drawers and drawer runners Terence Hardy 1980-07-15
D255741 Drawer wall panel Terence Hardy 1980-07-08
D255632 Drawer Terence Hardy 1980-07-01
4190306 Drawer with stop device Terence Hardy 1980-02-26
4186979 Drawers 1980-02-05