US2807057A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Flooring
Assignee: SECTIONAL FLOORING CORP
•
Filing: 1955-05-25
•
Granted: 1957-09-24
•
Expires: 1975-05-25
Abstract
No abstract record available.
Inventors
- 👤 Mondry Leo
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 17:35
CPC Classifications
E; E04; E04F; E04F15/00; E04F15/02; E04F15/04; E04F2201/00; E04F2201/01; E04F2201/0107; E04F2201/02; E04F2201/023; E04F2201/04; E04F2201/043
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US392810A
Cited
US648979A
Cited
US800655A
Cited
US820221A
Cited
US1710891A
Cited
US1978075A
Cited
US1995264A
Cited
GB446773A
Cited
US2405235A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-09-23 | 1961-03-25 | 1961-09-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-09-23 | 1965-03-25 | 1965-09-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-09-23 | 1969-03-25 | 1969-09-24 | $7700.00 | Window Closed / Lapsed |