Patent US3517624A successfully refreshed from Google Patents.
US3517624A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Movable table surface and means of positioning same
Assignee: Texas Instruments Inc
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Filing: 1968-04-29
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Granted: 1970-06-30
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Expires: 1988-04-29
Abstract
No abstract record available.
Inventors
- 👤 John D Helms
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 08:16
CPC Classifications
B; B23; B23Q; B23Q1/00; B23Q1/25; B23Q1/44; B23Q1/56; B23Q1/60; B23Q1/62; B23Q1/621
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1307808A
Cited
US992066A
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US1241246A
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US2187423A
Cited
US2741520A
Cited
US2994526A
Cited
US2995826A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-06-29 | 1973-12-29 | 1974-06-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-06-29 | 1977-12-29 | 1978-06-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-06-29 | 1981-12-29 | 1982-06-30 | $7700.00 | Window Closed / Lapsed |