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US2990659A
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Work indexing means for disc grinders
Assignee: Gardner Machine Co
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Filing: 1958-01-16
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Granted: 1961-07-04
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Expires: 1978-01-16
Abstract
No abstract record available.
Inventors
- 👤 John A Benkovich
- 👤 Jimmie L Whittington
- 👤 Ralph E Price
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 16:57
CPC Classifications
B; B24; B24B; B24B7/00; B24B7/10; B24B7/16; B24B7/162
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USRE24104E
Cited
US1923931A
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US1939038A
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US2128186A
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US2404648A
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US2779956A
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US2809471A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-07-03 | 1965-01-02 | 1965-07-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-07-03 | 1969-01-02 | 1969-07-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-07-03 | 1973-01-02 | 1973-07-04 | $7700.00 | Window Closed / Lapsed |