US2701134A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Concrete channel cutter and depth control therefor
Assignee: TRI LINE Co
•
Filing: 1950-01-09
•
Granted: 1955-02-01
•
Expires: 1970-01-09
Abstract
No abstract record available.
Inventors
- 👤 Clyde R Klicpera
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 22:12
CPC Classifications
E; E01; E01C; E01C23/00; E01C23/06; E01C23/09; E01C23/0906; E01C23/0926; E01C23/0933; B; B27; B27B; B27B5/00; B27B5/29; B27B5/30; B27B5/36; B28; B28D; B28D1/00; B28D1/02; B28D1/04; B28D1/045
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
CH61976A
Cited
US1141268A
Cited
US1271757A
Cited
US1941143A
Cited
US1961540A
Cited
GB551996A
Cited
US2441976A
Cited
US2569682A
Cited
US2468336A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-01-31 | 1958-08-02 | 1959-02-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-01-31 | 1962-08-02 | 1963-02-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-01-31 | 1966-08-02 | 1967-02-01 | $7700.00 | Window Closed / Lapsed |