Patent US3025934A successfully refreshed from Google Patents.
US3025934A
Expired / Lapsed
US
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Sectional flooring
Assignee: Individual
•
Filing: 1958-01-30
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Granted: 1962-03-20
•
Expires: 1978-01-30
Abstract
No abstract record available.
Inventors
- 👤 Joseph W Spiselman
- 👤 Walter F Pawlowski
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 23:07
CPC Classifications
E; E04; E04F; E04F15/00; E04F15/02; E04F15/024; E04F15/02447; E04F15/02452
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US776419A
Cited
US1632590A
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US1845579A
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US1902829A
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US1961677A
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US2293431A
Cited
US2401587A
Cited
US2592626A
Cited
FR1135281A
Cited
US2851311A
Cited
US2867301A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-03-19 | 1965-09-18 | 1966-03-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-03-19 | 1969-09-18 | 1970-03-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-03-19 | 1973-09-18 | 1974-03-20 | $7700.00 | Window Closed / Lapsed |