US2848353A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method and apparatus for spraying articles including separation and recirculation of coating material
Assignee: Individual
•
Filing: 1954-10-21
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Granted: 1958-08-19
•
Expires: 1974-10-21
Abstract
No abstract record available.
Inventors
- 👤 Edward O Norris
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 00:23
CPC Classifications
B; B05; B05B; B05B14/00; B05B14/40; B05B14/49; B05B12/00; B05B12/16; B05B12/18; B05B12/32; B05B12/36; B05B16/00; B05B16/90; B05B16/95; Y; Y02; Y02P; Y02P70/00; Y02P70/10
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
112 words
THE METHOD OF SPRAYING ARTICLES WHICH COMPRISES FEEDING SAID ARTICLES INTO A SUBSTANTIALLY CLOSED SPRAY ZONE, SPRAYING SAID ARTICLES IN SAID ZONE WITH A SPRAY LIQUID IN A LIQUID SOLVENT ATOMIZED BY COMPRESSED AIR, WITHDRAWING FROM SAID ZONE OVERSPRAYED LIQUID AND GASES, STRIPPING THE GASES OF SAID LIQUID AND RECYCLING THE SAME TO SAID SPRAY MEANS FOR REUSE, COMPRESSING THE STRIPPED GASES IN CONTACT WITH LIQUID SOLVENT, STRIPPING A SUBSTANTIAL PORTION OF THE LIQUID SOLVENT FROM SAID COMPRESSED GASES, INTRODUCING CONTROLLED QUANTITIES OF SAID SOLVENT INTO SAID SPRAY ZONE TO COMPENSATE FOR SOLVENT LOSS THEREIN BY EVAPORATION AND APPLYING THE STRIPPED AIR TO SAID SPRAY MEANS FOR ATOMIZATION IN A CLOSED CYCLE.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-08-18 | 1962-02-17 | 1962-08-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-08-18 | 1966-02-17 | 1966-08-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-08-18 | 1970-02-17 | 1970-08-19 | $7700.00 | Window Closed / Lapsed |