Inventor

Charles C. Packham

Inventor

Crowthorne, GB

Overview

15→

Patents

1976–2003

Patent span

Performing operations

Primary field (CPC B)

Patents· 15 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

B43Kprimary

B43KImplements for writing or drawing17%

A45DHairdressing or shaving equipment13%

B26BHand-held cutting tools not otherwise provided for13%

LOC2813%

B65DContainers for storage or transport of articles or materials, e.g. bags, barrels, bottles, boxes, cans, cartons, crates, drums, jars, tanks, hoppers, forwarding containers9%

C09DCoating compositions, e.g. paints, varnishes or lacquers9%

H05BElectric heating9%

Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests9%

A46BBrushes4%

Y10TTechnical subjects covered by former us classification4%

PatentTitleYear

6,518,329'Liquid ink'2003 6,328,496'Marking instruments'2001 D0435317'Shaving part for shaver'2000 D0430352'Shaving part for shaver'2000 D0428671'Shaving part for shaver'2000 6,075,070'Marking instrument including liquid ink'2000 5,775,827'Brush with cleaning element'1998 5,676,481'Marking instruments'1997 4,797,997'Dry shavers'1989 4,575,941'Dry shavers'1986 4,514,618'Compact electric hair dryer'1985 4,362,174'Toothbrushes'1982 4,300,280'Hair dryer and method for producing a heating element therefor'1981 4,292,737'Dry shaver with differentially biased inner cutter and base members'1981 3,933,276'Heating and dispensing apparatus'1976

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1976–2001Patents assigned to GILLETTE CO (9)· patent assignee history

1976–1986Based in Wokingham, GB· patent location history

1981–1985Patents assigned to BRAUN AG (2)· patent assignee history

1981–1985Based in Wockingham, GB· patent location history

1981Based in Berkshire, GB· patent location history

1989–2003Based in Crowthorne, GB· patent location history

2000Patents assigned to BRAUN GMBH (2)· patent assignee history

2003Patents assigned to BEROL CORP (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
GILLETTE CO	9	1976–2001
BRAUN AG	2	1981–1985
BRAUN GMBH	2	2000
BEROL CORP	1	2003

Locations

Location	Patents	Span
Crowthorne, GB	9	1989–2003
Wokingham, GB	3	1976–1986
Wockingham, GB	2	1981–1985
Berkshire, GB	1	1981