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Official data from INPI

RECIPIENTE DE APERTAR

Arquivada/ExtintaInvention PatentPCT · US1989005164

Application data

Number

PI8907198

Type

Invention Patent

Filing

11/17/1989

Publication

03/05/1991

PCT

US1989005164

Progress at the INPI

  1. Filing11/17/89
  2. Publication03/05/91
  3. Examination09/10/91
  4. Allowance01/18/94
  5. Grant08/30/94
  6. Expired12/29/09

The letters patent expired on 12/29/2009: 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: 12/29/2009. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

A. C. (pessoa física)

US

AMPAC CORPORATION e S.C. JOHNSON & SON, INC.

US

Inventors

F. B. (pessoa física)

US

M. J. (pessoa física)

US

R. W. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

275.457 · 11/23/1988

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Carta-patente expirada

#21.1

Patente extinta em 17/11/2004

12/29/2009

RPI 2034

Transferência deferida

#25.1

10/28/1997

RPI 1404

Concessão da patente

#16.1

08/30/1994

RPI 1239

Notificação para pagamento de retribuição

#13.1

05/10/1994

RPI 1223

Deferimento

#9.1

01/18/1994

RPI 1207

14.1

09/01/1992

RPI 1135

Solicitação de exame técnico

#4.1

09/10/1991

RPI 1084

Notificação de entrada na fase nacional - PCT

#1.3

03/05/1991

RPI 1057

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