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US2676239A
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Steam-applying device
Assignee: Individual
•
Filing: 1951-05-08
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Granted: 1954-04-20
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Expires: 1971-05-08
Abstract
No abstract record available.
Inventors
- 👤 Edward J Sanzone
- 👤 Bernard L Goldwater
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 16:31
CPC Classifications
H; H05; H05B; H05B3/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1264973A
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US1391350A
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US1855018A
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US1949778A
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US2152157A
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US2123509A
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US2172917A
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US2137876A
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US2226426A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-04-19 | 1957-10-19 | 1958-04-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-04-19 | 1961-10-19 | 1962-04-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-04-19 | 1965-10-19 | 1966-04-20 | $7700.00 | Window Closed / Lapsed |