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Official data from INPI

RECIPIENTE DE COMPARTIMENTO DUPLO

Em AnáliseInvention Patent

Application data

Number

PI8703252

Type

Invention Patent

Filing

06/26/1987

Publication

03/15/1988

Progress at the INPI

  1. Filing06/26/87
  2. Publication03/15/88
  3. Examination05/31/88
  4. Allowance11/05/91
  5. Grant09/29/92
  6. Terminated10/17/95

The patent was granted on 09/29/1992 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 05/31/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Bristol-Myers Squibb Company

US

See this company's full portfolio

Inventors

B. S. (pessoa física)

US

J. P. (pessoa física)

US

M. T. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

879651 · 06/27/1986

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

05/31/1988

RPI 919

Publicação do pedido de patente

#3.1

03/15/1988

RPI 908

Pedido de patente depositado

#2.1

09/29/1987

RPI 884

Anuidade - prazo legal encerrado

#18.2

10/17/1995

RPI 1298

Concessão da patente

#16.1

09/29/1992

RPI 1139

Notificação para pagamento de retribuição

#13.1

03/17/1992

RPI 1111

Deferimento

#9.1

11/05/1991

RPI 1092

Conhecimento de parecer técnico

#7.1

04/30/1991

RPI 1065

14.4

09/25/1990

RPI 1034

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