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Official data from INPI

Material cromogênico de lactona, processo para sua preparação, de um material cromogênio, solução cromogênica micro-encapsulada e material de registro sensível à pressão.

ArquivadaInvention Patent

Application data

Number

PI8001263

Type

Invention Patent

Filing

03/03/1980

Publication

-

Progress at the INPI

  1. Filing03/03/80
  2. Publication
  3. Abandoned
  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: 08/07/1984. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Appleton Papers Inc.

US

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Inventors

H. T. (pessoa física)

Technical data

Priority claims

US

17.764 · 03/05/1979

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 36 §1° da LPI

#11.2

08/07/1984

RPI 720

Exigência - art. 36 da LPI

#6.1

01/10/1984

RPI 690

Exigência - art. 36 da LPI

#6.1

03/22/1983

RPI 648

Republicação - classificação IPC

#15.11

Procedimento automático de reclassificação. As classificações IPC anteriores eram: C09B 57/00; B41M 5/12.

03/27/2018

RPI 2464

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