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Official data from INPI

Processo de formar ou modificar os gumes de lâminas de barbear e aparelho para sua realização

Arquivada/ExtintaInvention PatentPCT · US1989003850

Application data

Number

PI8907055

Type

Invention Patent

Filing

09/06/1989

Publication

01/02/1991

PCT

US1989003850

Progress at the INPI

  1. Filing09/06/89
  2. Publication01/02/91
  3. Examination06/15/93
  4. Allowance09/16/97
  5. Grant07/28/98
  6. Expired12/26/12

The letters patent expired on 12/26/2012: the term of protection has ended. The technology is in the public domain and may be freely used in Brazil.

Talk to a specialist

Latest action published by the INPI: 12/26/2012. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

The Gillette Company

US

See this company's full portfolio

Inventors

C. P. (pessoa física)

GB

R. B. (pessoa física)

GB

Technical data

Priority claims

GB

8821944.9 · 09/19/1988

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Carta-patente expirada

#21.1

Patente extinta em 06/09/2009

12/26/2012

RPI 2190

Concessão da patente

#16.1

07/28/1998

RPI 1440

Deferimento

#9.1

09/16/1997

RPI 1398

Exigência - art. 36 da LPI

#6.1

01/21/1997

RPI 1364

Solicitação de exame técnico

#4.1

06/15/1993

RPI 1176

Notificação de entrada na fase nacional - PCT

#1.3

01/02/1991

RPI 1048

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