US2803545A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Dehydration
Assignee: AT Ferrell and Co
•
Filing: 1954-02-04
•
Granted: 1957-08-20
•
Expires: 1974-02-04
Abstract
No abstract record available.
Inventors
- 👤 Oliver W Randolph
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 21:12
CPC Classifications
F; F26; F26B; F26B17/00; F26B17/10; F26B17/106
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
117 words
A DEHYDRATION PROCESS FOR THE STEM-CARRIED LEAFY VEGETATION COMPRISING: A HORIZONTALLY DIRECTING DRAFT OF COMBUSTION VAPOR, HORIZONTALLY DIRECTING VEGETATION PARTICLES TO BE TAKEN ON FOR SUSPENSION ACTION IN THE DIRECTION OF THE DRAFT AND BY THE DRAFT SAID DRAFT HAVING A TEMPERATURE SUFFICIENT TO EFFECT APPROXIMATE INSTANTANEOUS LEAF WITHERING OF THE LEAFY PARTICLES OF THE VEGETATION BY REMOVING THEIR MOISTURE VAPOR AT A RATE SUFFICIENT TO QUENCH ANY TENDENCY FOR COMBUSTION OF THE PARTICLES DURING SAID SUSPENSION THEREBY ALSO DEVELOPING FINE SUBDIVIDED PARTICLES FROM THE LEAVES, MAINTAINING SUSPENSION OF THE STEMS IN THE DRAFT BY AGITATING AND SUCCESSIVELY THROWING THEM UPWARDLY TO PROMOTE THEIR SUBDIVISION WHEREBY SAID THROWINGS OF THE STEM PARTICLES ARE TRANSVERSE TO THE RELATIVE
Claim 2
Dependent Claim
117 words
A DEHYDRATION PROCESS FOR THE STEM-CARRIED LEAFY VEGETATION COMPRISING: A HORIZONTALLY DIRECTING DRAFT OF COMBUSTION VAPOR, HORIZONTALLY DIRECTING VEGETATION PARTICLES TO BE TAKEN ON FOR SUSPENSION ACTION IN THE DIRECTION OF THE DRAFT AND BY THE DRAFT SAID DRAFT HAVING A TEMPERATURE SUFFICIENT TO EFFECT APPROXIMATE INSTANTANEOUS LEAF WITHERING OF THE LEAFY PARTICLES OF THE VEGETATION BY REMOVING THEIR MOISTURE VAPOR AT A RATE SUFFICIENT TO QUENCH ANY TENDENCY FOR COMBUSTION OF THE PARTICLES DURING SAID SUSPENSION THEREBY ALSO DEVELOPING FINE SUBDIVIDED PARTICLES FROM THE LEAVES, MAINTAINING SUSPENSION OF THE STEMS IN THE DRAFT BY AGITATING AND SUCCESSIVELY THROWING THEM UPWARDLY TO PROMOTE THEIR SUBDIVISION WHEREBY SAID THROWINGS OF THE STEM PARTICLES ARE TRANSVERSE TO THE RELATIVE
References Cited (Backward Citations)
US676165A
Cited
US1421283A
Cited
US2069873A
Cited
US1988677A
Cited
US2067506A
Cited
US2241654A
Cited
US2236006A
Cited
US2558107A
Cited
US2488653A
Cited
US2588865A
Cited
US2682374A
Cited
US2661160A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-08-19 | 1961-02-18 | 1961-08-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-08-19 | 1965-02-18 | 1965-08-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-08-19 | 1969-02-18 | 1969-08-20 | $7700.00 | Window Closed / Lapsed |