Ballast block
Latest Hanover Prest-Paving Company Patents:
Description
The broken lines shown in the Figures are included to show unclaimed subject matter only and form no part of the claimed design.
Claims
The ornamental design for a ballast block, as shown and described.
Referenced Cited
U.S. Patent Documents
Foreign Patent Documents
Other references
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- Westile Ballast Paver Design and Installation Guide https://www.westile.com/technical/BallastPaver_V2_Design-Installation_Guide_LR.pdf Jan. 28, 2016 (Year: 2016).
- Ventloc 2018 Brochure https://www.ventloc.hanoverpavers.com/images/PDFs/VENT-18.pdf Mar. 19, 2018 (Year: 2018).
- Ventloc Detail Page https://www.hanoverpavers.com/images/PDFs/1401-Ventloc_Dtl.pdf Oct. 6, 2016 (Year: 2016).
- Ventloc Interlocking Lightweight Roof Ballast https://www.hanoverpavers.com/ventloc-system Mar. 18, 2019 (Year: 2019).
Patent History
Patent number: D857923
Type: Grant
Filed: May 1, 2018
Date of Patent: Aug 27, 2019
Assignee: Hanover Prest-Paving Company (Hanover, PA)
Inventor: John Repasky (Hanover, PA)
Primary Examiner: Leanne Was-Englehart
Application Number: 29/646,030
Type: Grant
Filed: May 1, 2018
Date of Patent: Aug 27, 2019
Assignee: Hanover Prest-Paving Company (Hanover, PA)
Inventor: John Repasky (Hanover, PA)
Primary Examiner: Leanne Was-Englehart
Application Number: 29/646,030
Classifications
Current U.S. Class:
Perforated Or Openwork (18) (D25/114)