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Official data from INPI

PROCESSO PARA POLIMERIZACAO DE OXIDO DE ALQUILENO VICINAL E CATALISADORES PARA O MESMO

Em AnáliseInvention Patent

Application data

Number

PI8300763

Type

Invention Patent

Filing

02/18/1983

Publication

09/18/1984

Progress at the INPI

  1. Filing02/18/83
  2. Publication09/18/84
  3. Abandoned
  4. Allowance
  5. Grant
  6. In force

The applicant withdrew the application. The case ended without a patent.

Talk to a specialist

Latest action published by the INPI: 01/02/1985. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

DOW CHEMICAL CO [US]

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Inventors

C. P. (pessoa física)

W. L. (pessoa física)

Technical data

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

10.1

01/02/1985

RPI 741

Publicação do pedido de patente

#3.1

09/18/1984

RPI 726

Pedido de patente depositado

#2.1

04/05/1983

RPI 650

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