US Plant Patent PP28923
Thin Man
Yellow Indiangrass plant named ‘Thin Man’
UNDER PATENT
Still under patent. Protection ends July 21, 2036.
Twenty years from the filing date would end on June 30, 2036. This patent earned 21 days of term adjustment for delay at the Patent Office, which is why it runs longer.

The record
- Patent number
- PP28923
- Filed
- June 30, 2016
- Granted
- January 30, 2018
- Expires
- July 21, 2036
- Assignee
- SALMAN DAVID MARK, Waterwise Gardening LLC
- Inventor
- SALMAN DAVID MARK
Abstract
‘Thin Man’ is a new and distinct plant variety of Sorghastrum nutans , more commonly known as yellow indiangrass or simply indiangrass. The new variety has blue foliage coloration instead of the more common green coloration; with a growth habit exhibiting an upright and tightly growing vegetation with apical flowering; and exceptional drought and heat tolerance.
Show the legal claimThe single numbered claim as granted — the legal text that defines what this patent covers.
I claim: 1. A new and distinct variety of yellow indiangrass as described and illustrated herein.
Read the full patent: US Plant Patent PP28923 in full — the complete specification, every figure, and the file history.