WINDOW LOCKING DEVICE AND SYSTEM
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
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N/A
Issued Date -
Jun 13, 2024
app pub date -
Mar 29, 2022
filing date -
Mar 30, 2021
priority date (Note) -
Published
status (Latency Note)
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Importance

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Non-US Coverage
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Abstract
A locking device for a sash window having a window sash moveably mounted in a window frame, the locking device comprising a body and a locking element moveable between an unlocked position and a locked position. The device includes a sensor system to detect whether the window sash is in a closed position in the window frame and also to detect whether the locking element is in the locked position. The device includes a first sensor comprising a first lock sensor component mounted for movement with the locking element and a second lock sensor component mounted to the body. The device also includes a second sensor comprising a first window sensor component arranged to be mounted to the sash window and a second window sensor component mounted to the body. The device includes a detent mechanism which acts with the positional arrangement of the sensors to provide a reliable system.
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 | |
---|---|---|
MIGHTON PRODUCTS LIMITED | SAFFRON WALDEN |
International Classification(s)

- 2022 Application Filing Year
- E05C Class
- 180 Applications Filed
- 84 Patents Issued To-Date
- 46.67 % Issued To-Date
Inventor(s)
Inventor Name | Address | # of filed Patents | Total Citations |
---|---|---|---|
DERHAM, Michael | Saffron Walden, GB | 12 | 88 |
# of filed Patents : 12 Total Citations : 88 |
Cited Art Landscape
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Patent Citation Ranking
- 0 Citation Count
- E05C Class
- 0 % this patent is cited more than
- 1 Age
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- No Forward Cites to Display

Maintenance Fees
Fee | Large entity fee | small entity fee | micro entity fee | due date |
---|---|---|---|---|
3.5 Year Payment | $1600.00 | $800.00 | $400.00 | Dec 13, 2027 |
7.5 Year Payment | $3600.00 | $1800.00 | $900.00 | Dec 13, 2031 |
11.5 Year Payment | $7400.00 | $3700.00 | $1850.00 | Dec 13, 2035 |
Fee | Large entity fee | small entity fee | micro entity fee |
---|---|---|---|
Surcharge - 3.5 year - Late payment within 6 months | $160.00 | $80.00 | $40.00 |
Surcharge - 7.5 year - Late payment within 6 months | $160.00 | $80.00 | $40.00 |
Surcharge - 11.5 year - Late payment within 6 months | $160.00 | $80.00 | $40.00 |
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 |
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