Scaffold guard post and lock
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
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Oct 13, 1992
Grant Date -
N/A
app pub date -
Dec 24, 1991
filing date -
Dec 24, 1991
priority date (Note) -
In Force
status (Latency Note)
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Importance

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Non-US Coverage
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Forward Citations
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Abstract
A guard rail post assembly for a scaffolding platform advantageously uses an offset base portion to simplify connection of rail members at a point aligned above the base. A gravity lock is also disclosed which serves to maintain rail members which have been secured to the guard rail assembly and/or secure other connecting members elsewhere in scaffolding and shoring systems.
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 | |
---|---|---|
BRAND SERVICES LLC | CORPORATION TRUST CENTER 1209 ORANGE STREET WILMINGTON DE 19801 |
International Classification(s)

- 1991 Application Filing Year
- E04G Class
- 109 Applications Filed
- 24 Patents Issued To-Date
- 22.02 % Issued To-Date
Inventor(s)
Inventor Name | Address | # of filed Patents | Total Citations |
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Wood, Charles F | Mississauga, CA | 20 | 329 |
# of filed Patents : 20 Total Citations : 329 |
Cited Art Landscape
- No Cited Art to Display

Patent Citation Ranking
- 13 Citation Count
- E04G Class
- 0 % this patent is cited more than
- 33 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

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Date | Code | Event | Description |
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Jan 24, 2024 | MAFP | MAINTENANCE FEE PAYMENT | free format text: PAYMENT OF MAINTENANCE FEE, 8TH YEAR, LARGE ENTITY (ORIGINAL EVENT CODE: M1552); ENTITY STATUS OF PATENT OWNER: LARGE ENTITY year of fee payment: 8 |
Jan 21, 2020 | 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 |
Feb 18, 2018 | AS | ASSIGNMENT | free format text: CHANGE OF NAME;ASSIGNOR:HEPTAGON MICRO OPTICS PTE. LTD.;REEL/FRAME:048289/0147 Owner name: AMS SENSORS SINGAPORE PTE. LTD., SINGAPORE Effective Date: Feb 18, 2018 |
Aug 02, 2016 | I | Issuance | |
Jul 13, 2016 | STCF | INFORMATION ON STATUS: PATENT GRANT | free format text: PATENTED CASE |
Mar 03, 2016 | P | Published | |
Aug 19, 2015 | F | Filing | |
Sep 09, 2014 | AS | ASSIGNMENT | free format text: ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNOR:ENGELHARDT, KAI;REEL/FRAME:036409/0025 Owner name: HEPTAGON MICRO OPTICS PTE. LTD., SINGAPORE Effective Date: Sep 09, 2014 |

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