US2485361A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Broken tap removing
Assignee: STEEL PRODUCTS ENG CO
•
Filing: 1944-09-06
•
Granted: 1949-10-18
•
Expires: 1964-09-06
Abstract
No abstract record available.
Inventors
- 👤 William B Condit
- 👤 Harry E Helfrick
- 👤 Ernest T Poole
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 22:33
CPC Classifications
B; B23; B23K; B23K7/00
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1324337A
Cited
US650124A
Cited
US1242171A
Cited
US1318147A
Cited
US1620519A
Cited
US1572515A
Cited
US2066588A
Cited
US2079310A
Cited
US2385665A
Cited
US2383382A
Cited
US2383383A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-10-17 | 1953-04-18 | 1953-10-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-10-17 | 1957-04-18 | 1957-10-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-10-17 | 1961-04-18 | 1961-10-18 | $7700.00 | Window Closed / Lapsed |