Openable and closeable roof construction
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Nov 2, 1993
Grant Date -
N/A
app pub date -
Dec 18, 1991
filing date -
Feb 22, 1991
priority date (Note) -
In Force
status (Latency Note)
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Importance

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Abstract
The present invention relates to an openable roof having two pairs of half dome openable roofs provided on a ring shaped set roof having a flat upper surface. In the center of the set roof, an aperture is provided; this aperture being opened or closed by these two pairs of openable roofs. Furthermore, either respective pair of these two pairs of openable roofs may be selected and utilized to open and close the aperture as necessary.
First Claim
all claims..Other Claims data not available
Family

- 15 United States
- 10 France
- 8 Japan
- 7 China
- 5 Korea
- 2 Other
Patent Owner(s)
Patent Owner | Address | |
---|---|---|
MAEDA CORPORATION | 10-2 FUJIMI 2-CHOME CHIYODA-KU TOKYO 1028151 | |
MAMORU KAWAGUCHI | 3-14-1 MINAMIOGIKUBO SUGINAMI-KU TOKYO |
International Classification(s)
Inventor(s)
Inventor Name | Address | # of filed Patents | Total Citations |
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Hatato, Tatsuo | Chiba, JP | 3 | 62 |
# of filed Patents : 3 Total Citations : 62 | |||
Hirasawa, Toshimasa | Chiba, JP | 4 | 90 |
# of filed Patents : 4 Total Citations : 90 | |||
Kawaguchi, Mamoru | 3-14-1, Minamiogikubo, Suginami-ku, Tokyo, JP | 13 | 203 |
# of filed Patents : 13 Total Citations : 203 | |||
Taga, Akira | Tokorozawa, JP | 4 | 116 |
# of filed Patents : 4 Total Citations : 116 | |||
Yamada, Kaoru | Funabashi, JP | 30 | 314 |
# of filed Patents : 30 Total Citations : 314 |
Cited Art Landscape
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Patent Citation Ranking
- 25 Citation Count
- E04B Class
- 84.59 % this patent is cited more than
- 32 Age
Forward Cite Landscape
- No Forward Cites to Display

Maintenance Fees
Fee | Large entity fee | small entity fee | micro entity fee | due date |
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Fee | Large entity fee | small entity fee | micro entity fee |
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Surcharge after expiration - Late payment is unavoidable | $700.00 | $350.00 | $175.00 |
Surcharge after expiration - Late payment is unintentional | $1,640.00 | $820.00 | $410.00 |
Full Text

Legal Events
Date | Code | Event | Description |
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Dec 01, 2021 | MAFP | MAINTENANCE FEE PAYMENT | free format text: PAYMENT OF MAINTENANCE FEE, 4TH YEAR, LARGE ENTITY (ORIGINAL EVENT CODE: M1551); ENTITY STATUS OF PATENT OWNER: LARGE ENTITY year of fee payment: 4 |
Jun 12, 2018 | I | Issuance | |
May 23, 2018 | STCF | INFORMATION ON STATUS: PATENT GRANT | free format text: PATENTED CASE |
Dec 31, 2015 | P | Published | |
Jul 06, 2015 | AS | ASSIGNMENT | free format text: ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNORS:MOCHIZUKI, JUN;ISHIDA, KATSUNORI;SHIMIZU, TOMOYUKI;REEL/FRAME:036236/0905 Owner name: HORIZON INTERNATIONAL INC., JAPAN Effective Date: Jul 06, 2015 |
Mar 13, 2013 | F | Filing | |
Mar 13, 2013 | PD | Priority Date |

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