US2565589A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Snow melter
Assignee: Individual
•
Filing: 1949-10-29
•
Granted: 1951-08-28
•
Expires: 1969-10-29
Abstract
No abstract record available.
Inventors
- 👤 Bryant Thomas John
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 14:56
CPC Classifications
E; E01; E01H; E01H5/00; E01H5/10; E01H5/102
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1117985A
Cited
US1418630A
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US1349853A
Cited
US1681104A
Cited
US1912288A
Cited
US2364315A
Cited
US2471793A
Cited
US2481199A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-08-27 | 1955-02-26 | 1955-08-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-08-27 | 1959-02-26 | 1959-08-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-08-27 | 1963-02-26 | 1963-08-28 | $7700.00 | Window Closed / Lapsed |