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Official data from INPI

APARELHO E PROCESSO PARA ANÁLISE DE PARTÍCULAS.

Em AnáliseInvention Patent

Application data

Number

PI8007591

Type

Invention Patent

Filing

11/20/1980

Publication

-

Progress at the INPI

  1. Filing11/20/80
  2. Publication
  3. Examination08/16/83
  4. Allowance06/05/84
  5. Grant12/26/84
  6. Terminated09/26/89

The patent was granted on 12/26/1984 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: 09/26/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Coulter Electronics, Inc.

US

Inventors

C. W. (pessoa física)

G. M. (pessoa física)

Technical data

IPC Classification

Priority claims

US

06/096.945 · 11/23/1979

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

09/26/1989

RPI 988

Concessão da patente

#16.1

12/26/1984

RPI 740

Notificação para pagamento de retribuição

#13.1

10/02/1984

RPI 728

Deferimento

#9.1

06/05/1984

RPI 711

Exigência - art. 36 da LPI

#6.1

01/17/1984

RPI 691

Solicitação de exame técnico

#4.1

08/16/1983

RPI 669

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