Patent US3114028A successfully refreshed from Google Patents.
US3114028A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electrode type vapor generator
Assignee: Individual
•
Filing: 1957-02-13
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Granted: 1963-12-10
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Expires: 1977-02-13
Abstract
No abstract record available.
Inventors
- 👤 Jr Alfred Vischer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 20:10
CPC Classifications
F; F22; F22B; F22B1/00; F22B1/28; F22B1/30
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
59 words
A VAPOR GENERATOR COMPRISING A VAPORIZING CHAMBER, A HEATING ELECTRODE FIXEDLY POSITIONED IN SAID CHAMBER, AND MEANS FOR CONTROLLING THE LEVEL OF A LIQUID IN SAID VAPORIZING CHAMBER, SAID MEANS INCLUDING A BELLOWS DISPOSED IN SAID VAPORIZING CHAMBER BELOW SAID LIQUID LEVEL, AND MOTOR MEANS FOR SELECTIVELY EXPANDING AND CONTRACTING SAID BELLOWS TO CONTROL THE QUANTITY OF VAPOR GENERATED.
Claim 2
Dependent Claim
59 words
A VAPOR GENERATOR COMPRISING A VAPORIZING CHAMBER, A HEATING ELECTRODE FIXEDLY POSITIONED IN SAID CHAMBER, AND MEANS FOR CONTROLLING THE LEVEL OF A LIQUID IN SAID VAPORIZING CHAMBER, SAID MEANS INCLUDING A BELLOWS DISPOSED IN SAID VAPORIZING CHAMBER BELOW SAID LIQUID LEVEL, AND MOTOR MEANS FOR SELECTIVELY EXPANDING AND CONTRACTING SAID BELLOWS TO CONTROL THE QUANTITY OF VAPOR GENERATED.
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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) | 1966-12-09 | 1967-06-10 | 1967-12-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-12-09 | 1971-06-10 | 1971-12-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-12-09 | 1975-06-10 | 1975-12-10 | $7700.00 | Window Closed / Lapsed |