US2528899A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for flame cultivation of plants
Assignee: Individual
•
Filing: 1945-04-16
•
Granted: 1950-11-07
•
Expires: 1965-04-16
Abstract
No abstract record available.
Inventors
- 👤 Price C Mclemore
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 02:36
CPC Classifications
A; A01; A01M; A01M15/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US659870A
Cited
US1088969A
Cited
US1399229A
Cited
US1458070A
Cited
US1509340A
Cited
US1755806A
Cited
US2008891A
Cited
US2327204A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-11-06 | 1954-05-08 | 1954-11-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-11-06 | 1958-05-08 | 1958-11-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-11-06 | 1962-05-08 | 1962-11-07 | $7700.00 | Window Closed / Lapsed |