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Official data from INPI

CAMPO HEMOSTÁTICO

Em AnáliseInvention Patent

Application data

Number

PI8402644

Type

Invention Patent

Filing

05/31/1984

Publication

05/07/1985

Progress at the INPI

  1. Filing05/31/84
  2. Publication05/07/85
  3. Examination06/23/87
  4. Allowance12/03/91
  5. Grant08/25/92
  6. Expired07/08/08

The letters patent expired on 07/08/2008: 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: 06/23/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Johnson & Johnson

US

See this company's full portfolio

Inventors

S. F. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

500.062 · 06/01/1983

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

06/23/1987

RPI 870

Publicação do pedido de patente

#3.1

05/07/1985

RPI 759

Pedido de patente depositado

#2.1

08/07/1984

RPI 720

Carta-patente expirada

#21.1

Patente extinta em 31/05/99

07/08/2008

RPI 1957

Concessão da patente

#16.1

08/25/1992

RPI 1134

Notificação para pagamento de retribuição

#13.1

04/21/1992

RPI 1116

Deferimento

#9.1

12/03/1991

RPI 1096

Exigência - art. 36 da LPI

#6.1

02/26/1991

RPI 1056

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