Patent US2496407A successfully refreshed from Google Patents.
Patent US3152873A successfully refreshed from Google Patents.
US3152873A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Grain drying
Assignee: General Precision Inc
•
Filing: 1960-04-15
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Granted: 1964-10-13
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Expires: 1980-04-15
Abstract
No abstract record available.
Inventors
- 👤 John S Wright
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 21:06
CPC Classifications
F; F26; F26B; F26B3/00; F26B3/28; F26B3/30; F26B3/305; F26B17/00; F26B17/18; F26B17/20; F26B19/00; F26B19/005; F26B25/00; F26B25/22
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
75 words
AN APPARATUS FOR DRYING GRAIN WHICH COMPRISES CONVEYOR MEANS FOR MOVING SAID GRAIN CONTINUOUDSLY IN A MASS OF SUBSTANTIAL THICKNESS THROUGH A PREDETERMINED PATH, INFRARED GAS GENERATORS POSITIONED ADJACENT SAID PATH FOR DIRECTING PREDOMINANTLY FAR INFRARED RAYS ON SAID GRAIN, MEANS BEYOND SAID GAS GENERATORS FOR MOVING AIR CONTINUOUSLY THROUGH SAID GRAIN AFTER IT IS PASSED BENEATH THE GENERATORS AND ESTABLISHING A TEMPERATURE EQUILIBRIUM BETWEEN SAID AIR AND SAID GRAIN, MEANS FOR MEASURING THE RELATIVE
Claim 2
Independent Claim
75 words
AN APPARATUS FOR DRYING GRAIN WHICH COMPRISES CONVEYOR MEANS FOR MOVING SAID GRAIN CONTINUOUDSLY IN A MASS OF SUBSTANTIAL THICKNESS THROUGH A PREDETERMINED PATH, INFRARED GAS GENERATORS POSITIONED ADJACENT SAID PATH FOR DIRECTING PREDOMINANTLY FAR INFRARED RAYS ON SAID GRAIN, MEANS BEYOND SAID GAS GENERATORS FOR MOVING AIR CONTINUOUSLY THROUGH SAID GRAIN AFTER IT IS PASSED BENEATH THE GENERATORS AND ESTABLISHING A TEMPERATURE EQUILIBRIUM BETWEEN SAID AIR AND SAID GRAIN, MEANS FOR MEASURING THE RELATIVE
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-10-13 | 1968-04-13 | 1968-10-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-10-13 | 1972-04-13 | 1972-10-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-10-13 | 1976-04-13 | 1976-10-13 | $7700.00 | Window Closed / Lapsed |