Patent US2481760A successfully refreshed from Google Patents.
US2481760A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Vapor superheating system and apparatus
Assignee: STEAM TORCH Corp
•
Filing: 1945-11-13
•
Granted: 1949-09-13
•
Expires: 1965-11-13
Abstract
No abstract record available.
Inventors
- 👤 Louis J Leher
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 18:10
CPC Classifications
F; F22; F22G; F22G1/00; F22G1/16; F22G1/165; B; B44; B44D; B44D3/00; B44D3/16; B44D3/166
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1119840A
Cited
US1403594A
Cited
US1407955A
Cited
US1642933A
Cited
US1598811A
Cited
AT104997B
Cited
US1727995A
Cited
US1707453A
Cited
US1905343A
Cited
US2012523A
Cited
US2043002A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-09-12 | 1953-03-14 | 1953-09-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-09-12 | 1957-03-14 | 1957-09-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-09-12 | 1961-03-14 | 1961-09-13 | $7700.00 | Window Closed / Lapsed |