US2770878A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Gouging tool
Assignee: Individual
•
Filing: 1954-04-27
•
Granted: 1956-11-20
•
Expires: 1974-04-27
Abstract
No abstract record available.
Inventors
- 👤 George D Rosenberger
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 16:23
CPC Classifications
E; E04; E04G; E04G21/00; E04G21/14; E04G21/16; E04G23/00; E04G23/02; E04G23/0203
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US826266A
Cited
US959269A
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US1624136A
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US1616087A
Cited
US1668478A
Cited
US2013780A
Cited
US2238222A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-11-20 | 1960-05-21 | 1960-11-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-11-20 | 1964-05-21 | 1964-11-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-11-20 | 1968-05-21 | 1968-11-20 | $7700.00 | Window Closed / Lapsed |