Patent US5289043A successfully refreshed from Google Patents.
Patent US754939A successfully refreshed from Google Patents.
US754939A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for soldering cans.
Assignee: Individual
•
Filing: 1902-04-03
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Granted: 1904-03-15
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Expires: 1922-04-03
Abstract
No abstract record available.
Inventors
- 👤 John G Rehfuss
- 👤 Martin O Rehfuss
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 10:23
CPC Classifications
B; B23; B23K; B23K1/00; B23K1/14; B23K1/16
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) | 1907-03-15 | 1907-09-14 | 1908-03-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1911-03-15 | 1911-09-14 | 1912-03-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1915-03-15 | 1915-09-14 | 1916-03-15 | $7700.00 | Window Closed / Lapsed |