Patent US4298281A successfully refreshed from Google Patents.
US3045294A
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Method and apparatus for laying floors
Assignee: Individual
•
Filing: 1956-03-22
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Granted: 1962-07-24
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Expires: 1976-03-22
Abstract
No abstract record available.
Inventors
- 👤 Jr William F Livezey
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 07:03
CPC Classifications
E; E04; E04F; E04F15/00; E04F15/02; E04F15/02005; E04F15/02027; E04F15/04; E04F2201/00; E04F2201/05; E04F2201/0511
Claims Analysis
Total Claims: 0
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-07-23 | 1966-01-22 | 1966-07-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-07-23 | 1970-01-22 | 1970-07-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-07-23 | 1974-01-22 | 1974-07-24 | $7700.00 | Window Closed / Lapsed |