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Official data from INPI

DISCO DE SUPORTE E CONJUNTO DE SELO PARA VEDAÇÃO DE CÉLULA ELETROQUÍMICA, E CÉLULA ELETROQUÍMICA

Arquivada/ExtintaInvention PatentPCT · US1995010439

Application data

Number

PI9508879

Type

Invention Patent

Filing

08/17/1995

Publication

11/18/1997

PCT

US1995010439

Progress at the INPI

  1. Filing08/17/95
  2. Publication11/18/97
  3. Examination
  4. Allowance09/03/02
  5. Grant04/15/03
  6. Expired11/24/15

The letters patent expired on 11/24/2015: 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: 11/24/2015. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Duracell Inc.

US

The Gillette Company

US

See this company's full portfolio

Inventors

C. D. (pessoa física)

US

M. W. (pessoa física)

US

P. P. (pessoa física)

GB

R. Y. (pessoa física)

US

S. S. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

08/295,313 · 08/24/1994

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Carta-patente expirada

#21.1

Patente extinta em 17/08/2015

11/24/2015

RPI 2342

Transferência deferida

#25.1

Transferido por Incorporação de: Duracell Inc.

09/16/2008

RPI 1967

Concessão da patente

#16.1

04/15/2003

RPI 1684

Deferimento

#9.1

09/03/2002

RPI 1652

Exigência - art. 36 da LPI

#6.1

03/19/2002

RPI 1628

Exigência - art. 36 da LPI

#6.1

09/25/2001

RPI 1603

7.2

Ref. RPI 1595 de 31/07/2001.

09/25/2001

RPI 1603

Conhecimento de parecer técnico

#7.1

07/31/2001

RPI 1595

Notificação de entrada na fase nacional - PCT

#1.3

11/18/1997

RPI 1407

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