Patent US3508366A successfully refreshed from Google Patents.
US3508366A
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US
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Foundation structure for mobile home
Assignee: JERRY V YOUNGKIN
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Filing: 1968-06-18
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Granted: 1970-04-28
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Expires: 1988-06-18
Abstract
No abstract record available.
Inventors
- 👤 Jerry V Youngkin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 13:38
CPC Classifications
E; E04; E04B; E04B1/00; E04B1/343; E04B1/34336; E04B1/34352; E04B1/0007
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USRE16964E
Cited
US1272500A
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US1785167A
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US2212757A
Cited
US3016583A
Cited
US3007212A
Cited
US3172377A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-04-27 | 1973-10-27 | 1974-04-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-04-27 | 1977-10-27 | 1978-04-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-04-27 | 1981-10-27 | 1982-04-28 | $7700.00 | Window Closed / Lapsed |