US3314080A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Humidifying system
Assignee: Individual
•
Filing: 1964-08-18
•
Granted: 1967-04-18
•
Expires: 1984-08-18
Abstract
No abstract record available.
Inventors
- 👤 Jr John Shilling
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 02:07
CPC Classifications
F; F24; F24F; F24F6/00; F24F6/02; F24F6/04; Y; Y10; Y10S; Y10S261/00; Y10S261/34; Y10S261/46
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
81 words
IN A HUMIDIFIER FOR USE IN A DWELLING, THE COMBINATION COMPRISING: A WATER CLOSET HAVING A TANK AND MEANS PERMITTING PERIODIC EMPTYING OF THE TANK; AN ENCLOSURE HAVING AN AIR-PERMEABLE POROUS MAT FOR AT LEAST A PART OF ITS WALLS; MEANS FOR SUPPLYING WATER FROM THE TANK TO THE MAT TO WET SAID MAT; MEANS FOR DRAWING AIR THROUGH THE WATER-WETTED MAT; AND MEANS FOR DISCHARGING WATER DRAINING FROM THE MAT INTO THE WATER OF THE TANK OF THE WATER CLOSET.
Claim 2
Dependent Claim
81 words
IN A HUMIDIFIER FOR USE IN A DWELLING, THE COMBINATION COMPRISING: A WATER CLOSET HAVING A TANK AND MEANS PERMITTING PERIODIC EMPTYING OF THE TANK; AN ENCLOSURE HAVING AN AIR-PERMEABLE POROUS MAT FOR AT LEAST A PART OF ITS WALLS; MEANS FOR SUPPLYING WATER FROM THE TANK TO THE MAT TO WET SAID MAT; MEANS FOR DRAWING AIR THROUGH THE WATER-WETTED MAT; AND MEANS FOR DISCHARGING WATER DRAINING FROM THE MAT INTO THE WATER OF THE TANK OF THE WATER CLOSET.
References Cited (Backward Citations)
US2736039A
Cited
US2319565A
Cited
US2472383A
Cited
US2769620A
Cited
US2752134A
Cited
US2934022A
Cited
US3179386A
Cited
US3220707A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-04-17 | 1970-10-17 | 1971-04-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-04-17 | 1974-10-17 | 1975-04-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-04-17 | 1978-10-17 | 1979-04-18 | $7700.00 | Window Closed / Lapsed |