US3029563A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Guard for grinding wheel
Assignee: Hammond Machinery Builders Inc
•
Filing: 1959-04-13
•
Granted: 1962-04-17
•
Expires: 1979-04-13
Abstract
No abstract record available.
Inventors
- 👤 Miles M Bass
- 👤 Ramsay M Bell
- 👤 Lee C Hammond
- 👤 Philip J Robischung
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 02:13
CPC Classifications
B; B24; B24B; B24B55/00; B24B55/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US779646A
Cited
US1612543A
Cited
US2292229A
Cited
US2361550A
Cited
US2544604A
Cited
US2713234A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-04-16 | 1965-10-16 | 1966-04-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-04-16 | 1969-10-16 | 1970-04-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-04-16 | 1973-10-16 | 1974-04-17 | $7700.00 | Window Closed / Lapsed |