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Official data from INPI

DISPOSITIVOS DOSADORES PARA USO COM SERINGAS

ConcedidaInvention Patent

Application data

Number

PI8206161

Type

Invention Patent

Filing

02/12/1981

Publication

01/11/1983

Progress at the INPI

  1. Filing02/12/81
  2. Publication01/11/83
  3. Examination09/25/84
  4. Allowance01/07/86
  5. Grant06/24/86
  6. Expired08/19/08

The letters patent expired on 08/19/2008: 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: 06/24/1986. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

HOLMAN REGINALD [GB]

STONE ANTHONY B [GB]

TURNER ROBERT CHARLES [GB]

Inventors

H. R. (pessoa física)

R. [. (pessoa física)

S. [. (pessoa física)

T. [. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

06/24/1986

RPI 818

Notificação para pagamento de retribuição

#13.1

05/06/1986

RPI 811

Deferimento

#9.1

01/07/1986

RPI 794

Exigência - art. 36 da LPI

#6.1

04/16/1985

RPI 756

Solicitação de exame técnico

#4.1

09/25/1984

RPI 727

Notificação de entrada na fase nacional - PCT

#1.3

01/11/1983

RPI 638

Carta-patente expirada

#21.1

Patente extinta em 12/02/97

08/19/2008

RPI 1963

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