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Official data from INPI

NOVOS POLIMEROS E COMPOSICOES COM LIGACOES CRUZADAS

PublicadaInvention Patent

Application data

Number

PI8700815

Type

Invention Patent

Filing

02/20/1987

Publication

12/15/1987

Progress at the INPI

  1. Filing02/20/87
  2. Publication12/15/87
  3. Abandoned08/07/90
  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.

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Latest action published by the INPI: 12/15/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

U. C. (pessoa física)

US

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Inventors

K. V. (pessoa física)

S. F. (pessoa física)

W. J. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

12/15/1987

RPI 895

Pedido de patente depositado

#2.1

06/16/1987

RPI 869

Republicação - classificação IPC

#15.11

Procedimento automático de reclassificação. As classificações IPC anteriores eram: C08F 220/20; C08F 299/04; C08L 67/06; C09D 3/64; C08L 61/20; C08L 61/28; C09D 133/04; C09D 133/14.

03/27/2018

RPI 2464

Arquivamento - Art. 36 §1° da LPI

#11.2

03/23/1993

RPI 1164

Exigência - art. 36 da LPI

#6.1

12/03/1991

RPI 1096

Solicitação de exame técnico

#4.1

08/07/1990

RPI 1027

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