Patent US1772899A successfully refreshed from Google Patents.
US2607301A
Expired / Lapsed
US
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Floor rack
Assignee: Union Asbestos and Rubber Co
•
Filing: 1950-06-13
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Granted: 1952-08-19
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Expires: 1970-06-13
Abstract
No abstract record available.
Inventors
- 👤 John S Lundvall
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 12:45
CPC Classifications
B; B61; B61D; B61D17/00; B61D17/04; B61D17/10
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2007273A
Cited
US2107853A
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US2147130A
Cited
US2226042A
Cited
US2256309A
Cited
GB525708A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-08-19 | 1956-02-18 | 1956-08-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-08-19 | 1960-02-18 | 1960-08-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-08-19 | 1964-02-18 | 1964-08-19 | $7700.00 | Window Closed / Lapsed |