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Official data from INPI

PROCESSO PARA CATALISAR REAÇÕES DE HIDROSSILILAÇÃO

Em AnáliseInvention Patent

Application data

Number

PI8804485

Type

Invention Patent

Filing

09/01/1988

Publication

03/28/1989

Progress at the INPI

  1. Filing09/01/88
  2. Publication03/28/89
  3. Abandoned11/14/89
  4. Allowance
  5. Grant
  6. In force

The application was abandoned for failure to pay the annuities (art. 86 of the Brazilian IP Act). The technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 11/14/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

N. U. (pessoa física)

US

Inventors

P. B. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

092.678 · 09/03/1987

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

11/14/1989

RPI 995

Publicação do pedido de patente

#3.1

03/28/1989

RPI 962

Pedido de patente depositado

#2.1

01/24/1989

RPI 953

Arquivamento por falta de pagamento

#8.6

Referente a 6ª, 7ª, 8ª, 9ª, 10ª e 11ª anuidade

03/21/2000

RPI 1524

8.1

Referente a 6ª, 7ª, 8ª, 9ª e 10ª anuidade

12/01/1998

RPI 1456

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