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Official data from INPI

Aparelho de manômetro para medir quantidades iguais sucessivas de uma suspersão líquida.

Em AnáliseInvention Patent

Application data

Number

PI8305803

Type

Invention Patent

Filing

10/20/1983

Publication

09/18/1984

Progress at the INPI

  1. Filing10/20/83
  2. Publication09/18/84
  3. Examination01/02/85
  4. Allowance10/01/85
  5. Grant05/27/86
  6. Terminated10/10/89

The patent was granted on 05/27/1986 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: 10/10/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Becton, Dickinson and Company

US

See this company's full portfolio

Inventors

N. J. (pessoa física)

Technical data

Priority claims

US

456.175 · 01/06/1983

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

10/10/1989

RPI 990

Concessão da patente

#16.1

05/27/1986

RPI 814

Republicação - classificação IPC

#15.11

03/04/1986

RPI 802

Republicação - classificação IPC

#15.11

11/26/1985

RPI 788

Republicação - classificação IPC

#15.11

10/01/1985

RPI 780

Deferimento

#9.1

10/01/1985

RPI 780

Solicitação de exame técnico

#4.1

01/02/1985

RPI 741

Publicação do pedido de patente

#3.1

09/18/1984

RPI 726

Pedido de patente depositado

#2.1

01/03/1984

RPI 689

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