Patent US3017707A successfully refreshed from Google Patents.
US3017707A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Excavation machine
Assignee: Reed Roller Bit Co
•
Filing: 1960-01-04
•
Granted: 1962-01-23
•
Expires: 1980-01-04
Abstract
No abstract record available.
Inventors
- 👤 Richard J Sigler
- 👤 John J Schnellbacher
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 19:59
CPC Classifications
A; A01; A01G; A01G23/00; A01G23/02; A01G23/04; A01G23/046
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US293490A
Cited
US501630A
Cited
US513824A
Cited
US1225188A
Cited
US1466168A
Cited
US1431185A
Cited
US1932527A
Cited
US2313604A
Cited
US2314567A
Cited
US2490698A
Cited
US2558642A
Cited
US2769278A
Cited
US2729493A
Cited
US2775428A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-01-22 | 1965-07-24 | 1966-01-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-01-22 | 1969-07-24 | 1970-01-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-01-22 | 1973-07-24 | 1974-01-23 | $7700.00 | Window Closed / Lapsed |