US857247A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for fusing metals.
Assignee: COELN-MUSENER-BERGWERKS-ACTIEN-VEREIN
•
Filing: 1906-07-09
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Granted: 1907-06-18
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Expires: 1926-07-09
Abstract
No abstract record available.
Inventors
- 👤 Adolph Ernst Menne
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 18:01
CPC Classifications
B; B23; B23K; B23K9/00; B23K9/013
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1910-06-17 | 1910-12-17 | 1911-06-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1914-06-17 | 1914-12-17 | 1915-06-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1918-06-17 | 1918-12-17 | 1919-06-18 | $7700.00 | Window Closed / Lapsed |