Patent US3385017A successfully refreshed from Google Patents.
US3385017A
Expired / Lapsed
US
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Installation for the control of crack formation in concrete structures
Assignee: Individual
•
Filing: 1965-06-10
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Granted: 1968-05-28
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Expires: 1985-06-10
Abstract
No abstract record available.
Inventors
- 👤 Chester I Williams
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 15:05
CPC Classifications
E; E01; E01C; E01C11/00; E01C11/02; E01C11/04; E01C11/12; E01C11/126; E04; E04F; E04F15/00; E04F15/12; E04F15/14
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US767582A
Cited
US985891A
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US1641109A
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US1638473A
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US1863846A
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US2118340A
Cited
US2139465A
Cited
GB532236A
Cited
US2695513A
Cited
GB861251A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-05-28 | 1971-11-27 | 1972-05-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-05-28 | 1975-11-27 | 1976-05-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-05-28 | 1979-11-27 | 1980-05-28 | $7700.00 | Window Closed / Lapsed |