Patent US2564384A successfully refreshed from Google Patents.
US2564384A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Rotary vaporizing oil burner
Assignee: Individual
•
Filing: 1948-05-07
•
Granted: 1951-08-14
•
Expires: 1968-05-07
Abstract
No abstract record available.
Inventors
- 👤 Jr Nathaniel B Wales
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 01:13
CPC Classifications
F; F23; F23D; F23D11/00; F23D11/04; F23D11/08
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1562799A
Cited
US1578530A
Cited
US1594020A
Cited
US1784747A
Cited
US1862690A
Cited
US1935221A
Cited
US2122986A
Cited
US2084214A
Cited
US2235468A
Cited
US2373759A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-08-13 | 1955-02-12 | 1955-08-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-08-13 | 1959-02-12 | 1959-08-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-08-13 | 1963-02-12 | 1963-08-14 | $7700.00 | Window Closed / Lapsed |