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Official data from INPI

DISPOSITIVO PARA LIBERAÇÃO CONTROLADA DE UM OU MAIS MATERIAIS ATIVOS

Em ExigênciaInvention Patent

Application data

Number

PI8201133

Type

Invention Patent

Filing

03/04/1982

Publication

01/11/1983

Progress at the INPI

Office action pending
  1. Filing03/04/82
  2. Publication01/11/83
  3. Examination01/29/85
  4. Allowance
  5. Grant
  6. In force

The INPI issued a technical office action on this application. If it is not answered in time, the application is abandoned (art. 36 of the Brazilian IP Act).

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Latest action published by the INPI: 10/20/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

ITT Industries, Inc.

US

See this company's full portfolio

Inventors

C. D. (pessoa física)

GB

Technical data

IPC Classification

No IPC classification.

Priority claims

GB

8107005 · 03/05/1981

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Retificação

#15.3

10/20/1987

RPI 887

Exigência - art. 36 da LPI

#6.1

08/06/1985

RPI 772

Solicitação de exame técnico

#4.1

01/29/1985

RPI 745

Republicação - classificação IPC

#15.11

08/23/1983

RPI 670

Publicação do pedido de patente

#3.1

01/11/1983

RPI 638

Pedido de patente depositado

#2.1

04/20/1982

RPI 600

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