Patent US993571A successfully refreshed from Google Patents.
US993571A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tool for wire.
Assignee: Individual
•
Filing: 1910-10-24
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Granted: 1911-05-30
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Expires: 1930-10-24
Abstract
No abstract record available.
Inventors
- 👤 Carl K Berg
- 👤 Ole K Berg
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 01:21
CPC Classifications
B; B21; B21F; B21F15/00; B21F15/02; B21F15/04
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) | 1914-05-29 | 1914-11-28 | 1915-05-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1918-05-29 | 1918-11-28 | 1919-05-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1922-05-29 | 1922-11-28 | 1923-05-30 | $7700.00 | Window Closed / Lapsed |