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Official data from INPI

Composiçào polifásica para armazenamento de calor latentes e processo para sua fabricação.

Em AnáliseInvention Patent

Application data

Number

PI8100565

Type

Invention Patent

Filing

01/30/1981

Publication

-

Progress at the INPI

Technical opinion to answer
  1. Filing01/30/81
  2. Publication
  3. Examination08/09/83
  4. Allowance
  5. Grant
  6. In force

The INPI issued a technical opinion on patentability. The applicant must respond for examination to continue.

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Latest action published by the INPI: 08/16/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Boardman Energy Systems, Inc

Inventors

B. B. (pessoa física)

Technical data

IPC Classification

Priority claims

US

117.042 · 01/31/1980

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Retificação

#15.3

08/16/1988

RPI 930

Conhecimento de parecer técnico

#7.1

03/05/1985

RPI 750

Solicitação de exame técnico

#4.1

08/09/1983

RPI 668

Republicação - classificação IPC

#15.11

Procedimento automático de reclassificação. A classificação IPC anterior era C04B 43/00.

03/27/2018

RPI 2464

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