Bud sport of Thompson Grapefruit
Ruby Red Grapefruit
Other names: Henninger Ruby Red
Estimated Genetic Ancestry
- 100% Grapefruit
Selections
Patent details
- Patent no.
- USPP53P · United States
- Name
- Colored seedless grape fruit
- Assignee
- Not listed
- Reported status
- Expired
- Expiration
- Not established
Source: USPP53P — Colored seedless grape fruit · Checked
Granted January 24, 1933 to Albert E. Henninger. The historical US patent term has elapsed; the linked record does not list an assignee or expiration date. No exact expiration is asserted.