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Official data from INPI

DISPOSITIVO PARA A FORMAÇÃO DE PILHAS DE SEGMENTOS SECCIONADOS DE UMA SEÇÃO TULAR LAMINAR.

ConcedidaInvention Patent

Application data

Number

PI8106448

Type

Invention Patent

Filing

10/07/1981

Publication

06/22/1982

Progress at the INPI

  1. Filing10/07/81
  2. Publication06/22/82
  3. Examination03/27/84
  4. Allowance10/09/84
  5. Grant04/30/85
  6. In force10/07/01

The patent was granted on 04/30/1985 and is in force until 10/07/2001. Until then, no one may make, use or sell the invention in Brazil without the owner's authorisation.

Protection valid until:10/07/2001

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Latest action published by the INPI: 04/30/1985. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Windmoller & Holscher

DE

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Inventors

A. F. (pessoa física)

M. F. (pessoa física)

Technical data

Priority claims

DE

P 30 40 021.6 · 10/23/1980

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

04/30/1985

RPI 758

Deferimento

#9.1

10/09/1984

RPI 729

Solicitação de exame técnico

#4.1

03/27/1984

RPI 701

Publicação do pedido de patente

#3.1

06/22/1982

RPI 609

Pedido de patente depositado

#2.1

11/24/1981

RPI 579

Republicação - classificação IPC

#15.11

Procedimento automático de reclassificação. As classificações IPC anteriores eram: B31B 1/98; B65H 29/32; B65H 33/16.

03/27/2018

RPI 2464

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