US2741813A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Evaporation disseminator
Assignee: Individual
•
Filing: 1953-11-24
•
Granted: 1956-04-17
•
Expires: 1973-11-24
Abstract
No abstract record available.
Inventors
- 👤 Rubin Sidney
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 20:34
CPC Classifications
A; A01; A01M; A01M1/00; A01M1/20; A01M1/2022; A01M1/2061; A01M1/2088; Y; Y10; Y10S; Y10S261/00; Y10S261/88; Y10S261/89
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
80 words
AN EVAPORATION DISSEMINATOR COMPRISING A TUBULAR CHAMBER OPEN AT THE TOP, AN INVERTED VORTICULAR FLOOR RISING UPWARDLY FROM THE BOTTOM OF THE CHAMBER AND HAVING A CENTRAL OPENING, A TUBULAR PIECE OF ABSORBENT MATARIAL DISPOSED IN THE CHAMBER AND POSITIONED ON THE FLOOR WITH THE CENTRAL OPENING OF THE FLOOR IN COINCIDENCE WITH THE HOLLOW CENTER OF THE ABSORBENT MATERIAL, AND A MEANS MOUNTED ON THE CHAMBER FOR SECURING THE CHAMBER IN HEAT EXCHANGE RELATION TO A SOURCE OF HEAT.
Claim 2
Dependent Claim
80 words
AN EVAPORATION DISSEMINATOR COMPRISING A TUBULAR CHAMBER OPEN AT THE TOP, AN INVERTED VORTICULAR FLOOR RISING UPWARDLY FROM THE BOTTOM OF THE CHAMBER AND HAVING A CENTRAL OPENING, A TUBULAR PIECE OF ABSORBENT MATARIAL DISPOSED IN THE CHAMBER AND POSITIONED ON THE FLOOR WITH THE CENTRAL OPENING OF THE FLOOR IN COINCIDENCE WITH THE HOLLOW CENTER OF THE ABSORBENT MATERIAL, AND A MEANS MOUNTED ON THE CHAMBER FOR SECURING THE CHAMBER IN HEAT EXCHANGE RELATION TO A SOURCE OF HEAT.
References Cited (Backward Citations)
US2143246A
Cited
US1556680A
Cited
US2207889A
Cited
US2220583A
Cited
FR926187A
Cited
US2468164A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-04-17 | 1959-10-17 | 1960-04-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-04-17 | 1963-10-17 | 1964-04-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-04-17 | 1967-10-17 | 1968-04-17 | $7700.00 | Window Closed / Lapsed |