US724185A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Clamping-collar for use in cutting holes in stovepipes.
Assignee: Individual
•
Filing: 1902-12-23
•
Granted: 1903-03-31
•
Expires: 1922-12-23
Abstract
No abstract record available.
Inventors
- 👤 George W H Hughes
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 12:50
CPC Classifications
B; B25; B25B; B25B7/00; B25B7/02
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) | 1906-03-30 | 1906-09-29 | 1907-03-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1910-03-30 | 1910-09-29 | 1911-03-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1914-03-30 | 1914-09-29 | 1915-03-31 | $7700.00 | Window Closed / Lapsed |