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Official data from INPI

PROCESSO PARA CORTAR E PERFURAR UMA PELÍCULA PLÁSTICA E PROCESSO PARA A FORMAÇÃO DE TIRAS CONTÍNUAS DE SACOS DE EMBRULHAR.

IndeferidaInvention Patent

Application data

Number

PI8103774

Type

Invention Patent

Filing

06/15/1981

Publication

03/09/1982

Progress at the INPI

Under appeal
  1. Filing06/15/81
  2. Publication03/09/82
  3. Examination09/13/83
  4. Refused10/02/84
  5. Grant
  6. In force

The application was refused by the INPI on 10/02/1984. The invention was never patented.

Talk to a specialist

Latest action published by the INPI: 01/15/1985. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

U. C. (pessoa física)

US

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Inventors

R. E. (pessoa física)

Technical data

IPC Classification

Priority claims

US

160.939 · 06/19/1980

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Republicação - classificação IPC

#15.11

01/15/1985

RPI 743

Indeferimento

#9.2

10/02/1984

RPI 728

Solicitação de exame técnico

#4.1

09/13/1983

RPI 673

Publicação do pedido de patente

#3.1

03/09/1982

RPI 594

Republicação - classificação IPC

#15.11

Procedimento automático de reclassificação. A classificação IPC anterior era B31B 23/14.

03/27/2018

RPI 2464

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