Patent EP0403650A1 successfully refreshed from Google Patents.
Patent US3397856A successfully refreshed from Google Patents.
US3397856A
Expired / Lapsed
US
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Structural bearing pad
Assignee: General Plastics Corp
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Filing: 1966-11-14
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Granted: 1968-08-20
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Expires: 1986-11-14
Abstract
No abstract record available.
Inventors
- 👤 David J Sullivan
- 👤 Goldsmith Robert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 20:44
CPC Classifications
E; E04; E04B; E04B1/00; E04B1/36; E01; E01D; E01D19/00; E01D19/04; E01D19/041
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3105252A
Cited
US3099103A
Cited
US3243236A
Cited
US3301609A
Cited
US3315923A
Cited
US3326508A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-08-20 | 1972-02-19 | 1972-08-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-08-20 | 1976-02-19 | 1976-08-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-08-20 | 1980-02-19 | 1980-08-20 | $7700.00 | Window Closed / Lapsed |