US2760895A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Floor covering block
Assignee: Individual
•
Filing: 1954-03-23
•
Granted: 1956-08-28
•
Expires: 1974-03-23
Abstract
No abstract record available.
Inventors
- 👤 Arvid R Holgerson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 17:54
CPC Classifications
E; E04; E04F; E04F15/00; E04F15/02; E04F15/10
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1158051A
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US2012929A
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US1947152A
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US2055464A
Cited
US2042692A
Cited
US2246101A
Cited
US2474767A
Cited
US2431035A
Cited
US2529799A
Cited
US2641296A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-08-28 | 1960-02-27 | 1960-08-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-08-28 | 1964-02-27 | 1964-08-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-08-28 | 1968-02-27 | 1968-08-28 | $7700.00 | Window Closed / Lapsed |