US2878360A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Portable steam guns and steam-superheating apparatus therefor
Assignee: Individual
•
Filing: 1957-08-15
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Granted: 1959-03-17
•
Expires: 1977-08-15
Abstract
No abstract record available.
Inventors
- 👤 Walter K Tavender
- 👤 Jr Leonard J Mccormack
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 12:51
CPC Classifications
F; F22; F22G; F22G1/00; F22G1/16; F22G1/165; D; D06; D06F; D06F75/00; D06F75/30; F22B; F22B1/00; F22B1/28; F22B1/282; F24; F24H; F24H1/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-03-16 | 1962-09-15 | 1963-03-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-03-16 | 1966-09-15 | 1967-03-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-03-16 | 1970-09-15 | 1971-03-17 | $7700.00 | Window Closed / Lapsed |