US3303577A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Air agitated laundry drier
Assignee: LAING VORTEX Inc
•
Filing: 1964-09-01
•
Granted: 1967-02-14
•
Expires: 1984-09-01
Abstract
No abstract record available.
Inventors
- 👤 Laing Nikolaus
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 22:16
CPC Classifications
D; D06; D06F; D06F58/00; D06F58/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
33 words
A LAUNDRY DRIER COMPRISING AN OUTER ENCLOSURE, A HOPPER-SHAPED LAUNDRY CONTAINING CHAMBER WITHIN THE OUTER ENCLOSURE, AND A BLOWER DISCHARGING A STREAM OF WARM AIR UPWARDLY FROM THE BOTTOM OF THE CHAMBER TO
Claim 2
Dependent Claim
33 words
A LAUNDRY DRIER COMPRISING AN OUTER ENCLOSURE, A HOPPER-SHAPED LAUNDRY CONTAINING CHAMBER WITHIN THE OUTER ENCLOSURE, AND A BLOWER DISCHARGING A STREAM OF WARM AIR UPWARDLY FROM THE BOTTOM OF THE CHAMBER TO
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) | 1970-02-13 | 1970-08-15 | 1971-02-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-02-13 | 1974-08-15 | 1975-02-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-02-13 | 1978-08-15 | 1979-02-14 | $7700.00 | Window Closed / Lapsed |