US2785109A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Oil reclaimer
Assignee: Individual
•
Filing: 1955-03-14
•
Granted: 1957-03-12
•
Expires: 1975-03-14
Abstract
No abstract record available.
Inventors
- 👤 William C Schwalge
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 03:05
CPC Classifications
B; B01; B01D; B01D35/00; B01D35/18; B01D35/185; B01D27/00; B01D27/02; F; F16; F16N; F16N39/00; F16N39/005
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
121 words
IN AN OIL RECLAIMER: A VAPORISING CHAMBER HAVING A FLOOR AND A REMOVABLE CLOSURE; A VAPORIZIGN UNIT IN SAID CHAMBER HAVING AN INCLINED VAPORIZING SURFACE OVER WHICH OIL MAY FLOW IN A THIN FILM; INLET MEANS IN THE FLOOR OF THE CHAMBER THROUGH WHICH OIL MAY ENTER SAID CHAMBER; MEANS ASSOCIATED WITH SAID OIL INLET MEANS FOR PERMITTING A PORTION OF THE OIL ADMITTED TO THE CHAMBER TO FLOW OVER SAID VAPORIZILNG SURFACE; AN OIL OUTLET; A BYPASS FOR CONDUCTING ALL BUT SAID PORTION OF TH E OIL TO THE OUTLET WITHOUT FLOWING OVER THE VAPORIZING SURFACE; MEANS FOR VAPORIZING IMPURITIES FROM THE OIL FLOWING OVER THE VAPORIZING SURFACE: AND VENT MEANS THROUGH WHICH VAPORIZED IMPURITIES MAY EXCAPE FROM THE CHAMBER.
References Cited (Backward Citations)
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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) | 1960-03-11 | 1960-09-10 | 1961-03-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-03-11 | 1964-09-10 | 1965-03-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-03-11 | 1968-09-10 | 1969-03-12 | $7700.00 | Window Closed / Lapsed |