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Official data from INPI

APERFEIÇOAMENTO EM E REFERENTES À JUNÇÃO DE TUBOS

ArquivadaInvention PatentPCT · GB1981000019

Application data

Number

PI8106731

Type

Invention Patent

Filing

02/12/1981

Publication

12/22/1981

PCT

GB1981000019

Progress at the INPI

  1. Filing02/12/81
  2. Publication12/22/81
  3. Abandoned
  4. Allowance
  5. Grant
  6. In force

The application was abandoned: examination was not requested within the 36 months following the 02/12/1981 filing, the deadline set by art. 33 of the Brazilian IP Act. The technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 10/18/1983. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Johnson Matthey & Co. Limited

GB

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Inventors

N. J. (pessoa física)

S. M. (pessoa física)

Technical data

IPC Classification

Priority claims

GB

8005217 · 02/15/1980

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 33 da LPI

#11.1

10/18/1983

RPI 678

Notificação de entrada na fase nacional - PCT

#1.3

12/22/1981

RPI 583

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