Patent US3716866A successfully refreshed from Google Patents.
US3511545A
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Recirculating ball bearing structure for mounting a machine tool slide
Assignee: HENRY J BRETTRAGER
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Filing: 1968-01-24
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Granted: 1970-05-12
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Expires: 1988-01-24
Abstract
No abstract record available.
Inventors
- 👤 Henry J Brettrager
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 22:33
CPC Classifications
F; F16; F16C; F16C29/00; F16C29/04; F16C29/06; F16C29/063; B; B23; B23Q; B23Q1/00; B23Q1/25; B23Q1/26; B23Q1/40; F16C2322/00; F16C2322/39
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US732490A
Cited
US2299677A
Cited
US2599969A
Cited
US2929661A
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US3044835A
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US2973671A
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US3071418A
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US3194612A
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US3304133A
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US3245731A
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US3272569A
Cited
US3357753A
Cited
US3398999A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-05-11 | 1973-11-10 | 1974-05-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-05-11 | 1977-11-10 | 1978-05-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-05-11 | 1981-11-10 | 1982-05-12 | $7700.00 | Window Closed / Lapsed |