Patent US3318534A successfully refreshed from Google Patents.
US3318534A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Air nozzle
Assignee: Individual
•
Filing: 1965-06-07
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Granted: 1967-05-09
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Expires: 1985-06-07
Abstract
No abstract record available.
Inventors
- 👤 Stolteben Jack
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 23:44
CPC Classifications
B; B05; B05B; B05B1/00; B05B1/005; Y; Y10; Y10S; Y10S239/00; Y10S239/22
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
77 words
IN A NOZZLE ARRANGEMENT HAVING AN OUTLET FOR THE MAIN FLOW OF FLUID AND A PLURALITY OF APERTURES DISPOSED INWARDLY OF THE MAIN OUTLET FOR DIRECTING A SHEAF OF PROTECTIVE AIR AROUND THE MAIN OUTLET, THE IMPROVEMENT WHICH COMPRISES: A CHAMBER CONNECTING THE PLURALITY OF APERTURES TO AN ANNULAR OUTLET INCLINED TOWARD THE MAIN OUTLET, THE CHAMBER HAVING TWO PASSAGEWAYS FOR TWICE REVERSING THE FLOW OF AIR PASSING FROM A MAIN NOZZLE SOURCE TO THE ANNULAR OUTLET.
Claim 2
Dependent Claim
77 words
IN A NOZZLE ARRANGEMENT HAVING AN OUTLET FOR THE MAIN FLOW OF FLUID AND A PLURALITY OF APERTURES DISPOSED INWARDLY OF THE MAIN OUTLET FOR DIRECTING A SHEAF OF PROTECTIVE AIR AROUND THE MAIN OUTLET, THE IMPROVEMENT WHICH COMPRISES: A CHAMBER CONNECTING THE PLURALITY OF APERTURES TO AN ANNULAR OUTLET INCLINED TOWARD THE MAIN OUTLET, THE CHAMBER HAVING TWO PASSAGEWAYS FOR TWICE REVERSING THE FLOW OF AIR PASSING FROM A MAIN NOZZLE SOURCE TO THE ANNULAR OUTLET.
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) | 1970-05-08 | 1970-11-07 | 1971-05-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-05-08 | 1974-11-07 | 1975-05-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-05-08 | 1978-11-07 | 1979-05-09 | $7700.00 | Window Closed / Lapsed |