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Official data from INPI

PROCESSO PARA SOLDAGEM POR FEIXE DE ELETRONS

ConcedidaInvention Patent

Application data

Number

PI8108949

Type

Invention Patent

Filing

01/02/1981

Publication

12/14/1982

Progress at the INPI

  1. Filing01/02/81
  2. Publication12/14/82
  3. Examination06/28/83
  4. Allowance03/31/87
  5. Grant09/29/87
  6. Terminated11/08/94

The patent was granted on 09/29/1987 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: 09/29/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

SCIAKY BROS [US]

Inventors

F. J. (pessoa física)

S. M. (pessoa física)

S. L. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

09/29/1987

RPI 884

Deferimento

#9.1

03/31/1987

RPI 858

Conhecimento de parecer técnico

#7.1

02/18/1986

RPI 800

Conhecimento de parecer técnico

#7.1

12/11/1984

RPI 738

Solicitação de exame técnico

#4.1

06/28/1983

RPI 662

Notificação de entrada na fase nacional - PCT

#1.3

12/14/1982

RPI 634

Anuidade - prazo legal encerrado

#18.2

11/08/1994

RPI 1249

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