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Official data from INPI

Revestimento flexível sobre um substrato e solução de um copoliéster de P - oxibenzoila em um solvente orgânico.

Em AnáliseInvention Patent

Application data

Number

PI7907240

Type

Invention Patent

Filing

11/08/1979

Publication

-

Progress at the INPI

  1. Filing11/08/79
  2. Publication
  3. Examination
  4. Allowance06/26/84
  5. Grant12/26/84
  6. Terminated10/03/89

The patent was granted on 12/26/1984 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 10/03/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Dart Industries Inc

US

See this company's full portfolio

Inventors

S. R. (pessoa física)

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

10/03/1989

RPI 989

20.7

09/23/1986

RPI 831

Concessão da patente

#16.1

12/26/1984

RPI 740

Notificação para pagamento de retribuição

#13.1

10/23/1984

RPI 731

Deferimento

#9.1

06/26/1984

RPI 714

Exigência - art. 36 da LPI

#6.1

11/01/1983

RPI 680

6.2

04/06/1982

RPI 598

Republicação - classificação IPC

#15.11

Procedimento automático de reclassificação. As classificações IPC anteriores eram: C08G 63/60; C08G 63/68; C08J 3/02; C08J 5/00; C09D 3/64; C08G 63/688; C08L 67/04; C09D 167/00; G05B 11/01; H01F 29/14; H03F 9/00.

03/20/2018

RPI 2463

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