US2512640A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Treatment of raw plant tissue
Assignee: BUFFALO ELECTRO CHEM CO
•
Filing: 1949-07-25
•
Granted: 1950-06-27
•
Expires: 1969-07-25
Abstract
No abstract record available.
Inventors
- 👤 Frank P Greenspan
- 👤 Paul H Margulies
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 16:51
CPC Classifications
A; A01; A01N; A01N37/00; A01N37/16; A23; A23B; A23B7/00; A23B7/10; A23B7/14; A23B7/153; A23B7/154
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
25 words
THE METHOD OF PRESERVING RAW PLANT TISSUE SUBJECT TO DETERIORATION, WHICH COMPRISES TREATING THE EXPOSED SURFACES THEREOF WITH A PERACID OF THE FATTY ACID SERIES.
Claim 2
Independent Claim
25 words
THE METHOD OF PRESERVING RAW PLANT TISSUE SUBJECT TO DETERIORATION, WHICH COMPRISES TREATING THE EXPOSED SURFACES THEREOF WITH A PERACID OF THE FATTY ACID SERIES.
References Cited (Backward Citations)
US1166588A
Cited
US1108521A
Cited
US2028970A
Cited
US2011465A
Cited
US2353333A
Cited
US2298933A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-06-26 | 1953-12-26 | 1954-06-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-06-26 | 1957-12-26 | 1958-06-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-06-26 | 1961-12-26 | 1962-06-27 | $7700.00 | Window Closed / Lapsed |