Patent US3177615A successfully refreshed from Google Patents.
US3177615A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Mushroom spawn
Assignee: Individual
•
Filing: 1963-02-01
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Granted: 1965-04-13
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Expires: 1983-02-01
Abstract
No abstract record available.
Inventors
- 👤 Arthur C Rowe
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 18:21
CPC Classifications
A; A01; A01G; A01G18/00; A01G18/50; A01G18/20
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
17 words
A MUSHROOM SPAWN COMPRISING A SUBSTRATE OF COFFEE GROUNDS AND HYDRATED CEREAL GRAIN INOCULATED WITH MUSHROOM MYCELIUM.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-04-12 | 1968-10-12 | 1969-04-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-04-12 | 1972-10-12 | 1973-04-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-04-12 | 1976-10-12 | 1977-04-13 | $7700.00 | Window Closed / Lapsed |