Patent US2584993A successfully refreshed from Google Patents.
US2584993A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Expansion joint cleaner
Assignee: Individual
•
Filing: 1945-08-03
•
Granted: 1952-02-12
•
Expires: 1965-08-03
Abstract
No abstract record available.
Inventors
- 👤 George D Eder
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 11:10
CPC Classifications
E; E01; E01C; E01C23/00; E01C23/06; E01C23/09; E01C23/0906; E01C23/0913
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US735127A
Cited
US1339371A
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US1442562A
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US1629784A
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US1733313A
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US1799368A
Cited
US1945810A
Cited
GB405112A
Cited
US2099637A
Cited
US2179793A
Cited
US2185052A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-02-11 | 1955-08-13 | 1956-02-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-02-11 | 1959-08-13 | 1960-02-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-02-11 | 1963-08-13 | 1964-02-12 | $7700.00 | Window Closed / Lapsed |