US1144795A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Boring-bar.
Assignee: Gisholt Machine Co
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Filing: 1914-08-08
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Granted: 1915-06-29
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Expires: 1934-08-08
Abstract
No abstract record available.
Inventors
- 👤 Edward C Schmelzkopf
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 17:31
CPC Classifications
B; B23; B23Q; B23Q17/00; B23Q17/22; B23Q17/2216; B23Q17/2225; Y; Y10; Y10S; Y10S81/00; Y10S81/05; Y10T; Y10T408/00; Y10T408/57; Y10T408/83; Y10T408/85; Y10T408/858; Y10T408/8593
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) | 1918-06-28 | 1918-12-28 | 1919-06-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1922-06-28 | 1922-12-28 | 1923-06-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1926-06-28 | 1926-12-28 | 1927-06-29 | $7700.00 | Window Closed / Lapsed |