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Official data from INPI

COPOLIMERO NODULAR COMPREENDENDO COPOLIMEROS DE ALFA-OLEFINA DE MWD LIMITADA POR DIENOS NAO CONJUGADOS

Em AnáliseInvention Patent

Application data

Number

PI8507118

Type

Invention Patent

Filing

12/14/1984

Publication

03/31/1987

Progress at the INPI

  1. Filing12/14/84
  2. Publication03/31/87
  3. Abandoned07/12/88
  4. Allowance
  5. Grant
  6. In force

The application was abandoned: the INPI technical office action was not answered in time (art. 36 of the Brazilian IP Act). The technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 07/12/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Exxon Research And Engineering Company

US

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Inventors

C. C. (pessoa física)

US

G. V. (pessoa física)

US

S. J. (pessoa física)

US

Technical data

Priority claims

US

681.950 · 12/14/1984

US

PCT/85/02529 · 12/16/1985

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

07/12/1988

RPI 925

Notificação de entrada na fase nacional - PCT

#1.3

03/31/1987

RPI 858

Arquivamento - Art. 36 §1° da LPI

#11.2

12/17/1991

RPI 1098

Republicação - classificação IPC

#15.11

11/12/1991

RPI 1093

Exigência - art. 36 da LPI

#6.1

06/11/1991

RPI 1071

Exigência - art. 36 da LPI

#6.1

07/31/1990

RPI 1026

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