US3471187A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Panel joints
Assignee: JOHN H RISEBOROUGH
•
Filing: 1968-01-09
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Granted: 1969-10-07
•
Expires: 1988-01-09
Abstract
No abstract record available.
Inventors
- 👤 John H Riseborough
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 14:41
CPC Classifications
E; E04; E04B; E04B1/00; E04B1/62; E04B1/66; E04B1/68; E04B1/6803; B; B60; B60R; B60R13/00; B60R13/06; E04B1/38; E04B1/61; E04B1/6108; E04B1/6116; E04B1/612; E04B1/6145; E04B1/6162; E04B1/6813; F; F16; F16B; F16B5/00; F16B5/06; F16B5/0692
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2180504A
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US2405643A
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US3070646A
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US3143165A
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US3187801A
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US3282613A
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US3320706A
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US3363383A
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FR1467214A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-10-06 | 1973-04-07 | 1973-10-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-10-06 | 1977-04-07 | 1977-10-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-10-06 | 1981-04-07 | 1981-10-07 | $7700.00 | Window Closed / Lapsed |