US2846150A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fluid energy grinding
Assignee: Texaco Development Corp
•
Filing: 1955-09-29
•
Granted: 1958-08-05
•
Expires: 1975-09-29
Abstract
No abstract record available.
Inventors
- 👤 Lincoln T Work
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 06:18
CPC Classifications
B; B24; B24C; B24C9/00; Y; Y10; Y10S; Y10S48/00; Y10S48/07
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2560807A
Cited
US864209A
Cited
US2032827A
Cited
US2494153A
Cited
US2602595A
Cited
US2763434A
Cited
US2763437A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-08-04 | 1962-02-03 | 1962-08-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-08-04 | 1966-02-03 | 1966-08-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-08-04 | 1970-02-03 | 1970-08-05 | $7700.00 | Window Closed / Lapsed |