US2507166A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Directional control blasting wheel
Assignee: Wheelabrator Corp
•
Filing: 1946-10-30
•
Granted: 1950-05-09
•
Expires: 1966-10-30
Abstract
No abstract record available.
Inventors
- 👤 Edgar A Lehman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 07:41
CPC Classifications
B; B24; B24C; B24C5/00; B24C5/06
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US2204618A
Cited
US2170831A
Cited
US2077636A
Cited
US2077637A
Cited
US2135510A
Cited
US2275434A
Cited
US2363437A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-05-08 | 1953-11-07 | 1954-05-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-05-08 | 1957-11-07 | 1958-05-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-05-08 | 1961-11-07 | 1962-05-09 | $7700.00 | Window Closed / Lapsed |