Patent US3587344A successfully refreshed from Google Patents.
US3587344A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Safety device
Assignee: Individual
•
Filing: 1970-01-30
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Granted: 1971-06-28
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Expires: 1990-01-30
Abstract
Abstract SEVERAL U-SHAPED RODS ARE MOUNTED FOR LONGIDUTINAL ADJUSTMENT ON A COMMON LATERAL SUPPORT TO FORM A SAFETY BARRIER FOR ADJUSTABLE MOUNTING ON A PUNCH PRESS OR THE LIKE, THE ADJACENT LEGS OF ADJACENT U-SHAPED RODS BEING CLAMPED TOGETHER AND THE ADJACENT FREE ENDS OF EACH ROD BEING CLOSED BY A CLAMP. SEVERAL BARRIERS MAY BE JOINED TO FORM THE SEDIRED SHAPE OF BARRIERS MAY BE JOINED TO FORM THE DESIRED ACCOMMODATE TOOLING AND STOCK FLOW.
Inventors
- 👤 Edwin William Plumb
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 20:56
CPC Classifications
F; F16; F16P; F16P1/00; F16P1/02; Y; Y10; Y10T; Y10T74/00; Y10T74/21; Y10T74/2173; Y10T74/2181; Y10T74/2193
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-06-27 | 1974-12-27 | 1975-06-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-06-27 | 1978-12-27 | 1979-06-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-06-27 | 1982-12-27 | 1983-06-28 | $7700.00 | Window Closed / Lapsed |