Patent US3227064A successfully refreshed from Google Patents.
US3227064A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Humidifier grille
Assignee: Individual
•
Filing: 1963-07-03
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Granted: 1966-01-04
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Expires: 1983-07-03
Abstract
No abstract record available.
Inventors
- 👤 William S Spangle
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 08:32
CPC Classifications
F; F24; F24D; F24D5/00; Y; Y10; Y10S; Y10S261/00; Y10S261/34
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
132 words
IN COMBINATION WITH THE REGISTER OF A HOT AIR FURNACE SYSTEM, AN AUXILIARY HUMIDIFIER GRILLE UNIT HELD BY GRAVITY ON THE FLOOR AND IN IMMEDIATE CONFRONTING RELATIONSHIP TO SAID REGISTER, SAID GRILLE UNIT COMPRISING A TROUGH EXTENDING ALONG THE BASE PORTION THEREOF, A FILLER TUBE EXTENDING VERTICALLY UPWARDLY FROM SAID TROUGH, A GRILLE DISPOSED ON EACH SIDE OF SAID FILLER TUBE, A LID PIVOTALLY MOUNTED ON TOP OF SAID FILLER TUBE, A PLURALITY OF STRIPS OF WATER-ABSORBING MATERIAL HAVING BOTTOM END PORTIONS IMMERSED IN SAID TROUGH, SO THAT WHEN THE TROUGH IS FILLED WITH WATER, SAID STRIPS WILL BECOME SATURATED SO THAT HEATED AIR EMANATING FROM SAID REGISTER AND FLOWING THROUGH THE SPACES BETWEEN SAID STRIPS AND THROUGH SAID GRILLES WILL BECOME HUMIDIFIED SO AS TO CONDITION THE AIR IN A ROOM.
Claim 2
Dependent Claim
132 words
IN COMBINATION WITH THE REGISTER OF A HOT AIR FURNACE SYSTEM, AN AUXILIARY HUMIDIFIER GRILLE UNIT HELD BY GRAVITY ON THE FLOOR AND IN IMMEDIATE CONFRONTING RELATIONSHIP TO SAID REGISTER, SAID GRILLE UNIT COMPRISING A TROUGH EXTENDING ALONG THE BASE PORTION THEREOF, A FILLER TUBE EXTENDING VERTICALLY UPWARDLY FROM SAID TROUGH, A GRILLE DISPOSED ON EACH SIDE OF SAID FILLER TUBE, A LID PIVOTALLY MOUNTED ON TOP OF SAID FILLER TUBE, A PLURALITY OF STRIPS OF WATER-ABSORBING MATERIAL HAVING BOTTOM END PORTIONS IMMERSED IN SAID TROUGH, SO THAT WHEN THE TROUGH IS FILLED WITH WATER, SAID STRIPS WILL BECOME SATURATED SO THAT HEATED AIR EMANATING FROM SAID REGISTER AND FLOWING THROUGH THE SPACES BETWEEN SAID STRIPS AND THROUGH SAID GRILLES WILL BECOME HUMIDIFIED SO AS TO CONDITION THE AIR IN A ROOM.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-01-03 | 1969-07-05 | 1970-01-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-01-03 | 1973-07-05 | 1974-01-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-01-03 | 1977-07-05 | 1978-01-04 | $7700.00 | Window Closed / Lapsed |