US3041797A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Grinding wheel
Assignee: A P De Sanno & Son Inc
•
Filing: 1959-09-21
•
Granted: 1962-07-03
•
Expires: 1979-09-21
Abstract
No abstract record available.
Inventors
- 👤 Edward K Moffly
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 21:43
CPC Classifications
B; B24; B24D; B24D7/00; B24D7/02; B24D7/04; B24D7/16
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2186402A
Cited
US2250580A
Cited
US2278301A
Cited
US2590697A
Cited
US2843469A
Cited
US2806331A
Cited
US2950582A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-07-02 | 1966-01-01 | 1966-07-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-07-02 | 1970-01-01 | 1970-07-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-07-02 | 1974-01-01 | 1974-07-03 | $7700.00 | Window Closed / Lapsed |