Patent US4714050A successfully refreshed from Google Patents.
US2863440A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Masonry saw
Assignee: Clipper Manufacturing Co Inc
•
Filing: 1956-05-14
•
Granted: 1958-12-09
•
Expires: 1976-05-14
Abstract
No abstract record available.
Inventors
- 👤 Harclerode John Robert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 10:34
CPC Classifications
B; B28; B28D; B28D1/00; B28D1/02; B28D1/04; B28D1/042
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US2171024A
Cited
US2180743A
Cited
US2514826A
Cited
US2581777A
Cited
US2591206A
Cited
US2682262A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-12-08 | 1962-06-09 | 1962-12-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-12-08 | 1966-06-09 | 1966-12-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-12-08 | 1970-06-09 | 1970-12-09 | $7700.00 | Window Closed / Lapsed |