Nova Patents
AT294050T

Razor blade technology

Abstract

A shaver piece comprises a a sharp blade part and adjacent tool and also base of knife edge, the knife edge is provided with a hard coating, comprising a chromic material covering layer of the hard carbonaceous coating, comprising a polytetrafluoroethylene outer layer of the covering layer.

Term

No projected expiry on record.

  1. Priority
  2. Filed
  3. Granted
  4. Today

32 members in 18 offices

This recordMember, by publication datePriority claim8 more offices are in the list below

Priority claims2

Priority claims
DocumentOfficeKindDate
51542100United States of AmericaA
0106206United States of AmericaW

Members32

Family members, oldest first
DocumentOfficeKind
CA2393166A1CanadaA1
WO0164406A2World Intellectual Property Organization (WIPO)A2
AU3870201AAustraliaA
WO0164406A3World Intellectual Property Organization (WIPO)A3
EG22226AEgyptA
EP1259361A2European Patent Office (EPO)A2
KR20020092924ARepublic of KoreaA
TW518273BTaiwan Province of ChinaB
BR0107309ABrazilA
CN1400931AChinaA
US2003096060A1United States of AmericaA1
US2003121158A1United States of AmericaA1
CO5300429A1ColombiaA1
JP2003525098AJapanA
US6684513B1United States of AmericaB1
RU2002115624ARussian FederationA
AR035393A1ArgentinaA1
US6866894B2United States of AmericaB2
EP1259361B1European Patent Office (EPO)B1
AT294050TThis recordAustriaT
ATE294050T1AustriaT1
DE60110386D1GermanyD1
ES2237556T3SpainT3
RU2258602C2Russian FederationC2
DE60110386T2GermanyT2
KR100543804B1Republic of KoreaB1
AU784251B2AustraliaB2
CN1263588CChinaC
MY125956AMalaysiaA
CA2393166CCanadaC
JP4964383B2JapanB2
BR0107309B1BrazilB1