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Official data from INPI

POLIMEROS MODIFICADOS DE CARBOHIDRATO

Em AnáliseInvention Patent

Application data

Number

PI8402014

Type

Invention Patent

Filing

04/28/1983

Publication

12/04/1984

Progress at the INPI

  1. Filing04/28/83
  2. Publication12/04/84
  3. Abandoned10/29/86
  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: 09/20/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

DOW CHEMICAL CO [US]

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Inventors

B. M. (pessoa física)

T. L. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

10.1

09/20/1988

RPI 935

Exigência - art. 36 da LPI

#6.1

05/10/1988

RPI 916

Solicitação de exame técnico

#4.1

10/29/1986

RPI 836

Publicação do pedido de patente

#3.1

12/04/1984

RPI 737

Pedido de patente depositado

#2.1

07/10/1984

RPI 716

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