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US3432932A
Expired / Lapsed
US
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Apparatus for locating center of work spindle
Assignee: RICHARD A HURICK
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Filing: 1967-03-08
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Granted: 1969-03-18
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Expires: 1987-03-08
Abstract
No abstract record available.
Inventors
- 👤 Werner B Oellerich
- 👤 Richard A Hurick
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 15:45
CPC Classifications
B; B25; B25D; B25D5/00; B25D5/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2533198A
Cited
US2665492A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-03-17 | 1972-09-16 | 1973-03-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-03-17 | 1976-09-16 | 1977-03-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-03-17 | 1980-09-16 | 1981-03-18 | $7700.00 | Window Closed / Lapsed |