US2687585A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Connecting element for excavating bucket tooth points
Assignee: H&L Tooth Co
•
Filing: 1949-11-04
•
Granted: 1954-08-31
•
Expires: 1969-11-04
Abstract
No abstract record available.
Inventors
- 👤 Ernie L Launder
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 05:37
CPC Classifications
E; E02; E02F; E02F9/00; E02F9/28; E02F9/2808; E02F9/2816; E02F9/2833; E02F9/2841
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1111657A
Cited
US1785709A
Cited
US2251487A
Cited
US2279960A
Cited
US2251169A
Cited
US2305653A
Cited
US2307359A
Cited
US2407160A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-08-30 | 1958-03-01 | 1958-08-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-08-30 | 1962-03-01 | 1962-08-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-08-30 | 1966-03-01 | 1966-08-31 | $7700.00 | Window Closed / Lapsed |