US2695700A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Mining conveyer
Assignee: Goodman Manufacturing Co LP
•
Filing: 1950-09-23
•
Granted: 1954-11-30
•
Expires: 1970-09-23
Abstract
No abstract record available.
Inventors
- 👤 Lindgren Frank August
- 👤 Richard C Lundquist
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 17:40
CPC Classifications
E; E21; E21C; E21C27/00; E21C27/10; E21C27/12; E21C27/126
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2436657A
Cited
US2507341A
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US2527943A
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US2589827A
Cited
US2390410A
Cited
US2527452A
Cited
US2452980A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-11-29 | 1958-05-31 | 1958-11-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-11-29 | 1962-05-31 | 1962-11-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-11-29 | 1966-05-31 | 1966-11-30 | $7700.00 | Window Closed / Lapsed |