US3462902A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Composite floor construction
Assignee: Hospitality Homes
•
Filing: 1965-12-20
•
Granted: 1969-08-26
•
Expires: 1985-12-20
Abstract
No abstract record available.
Inventors
- 👤 Raymond E Albrecht
- 👤 Bernard E Curran
- 👤 Robert G Lindner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 19:12
CPC Classifications
E; E04; E04B; E04B5/00; E04B5/16; E04B5/32; E04B5/36; E04B5/38; E04B5/40
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US602274A
Cited
US840016A
Cited
US1073906A
Cited
US1170743A
Cited
GB278186A
Cited
US1986171A
Cited
US2256309A
Cited
US3283458A
Cited
US3245186A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-08-25 | 1973-02-24 | 1973-08-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-08-25 | 1977-02-24 | 1977-08-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-08-25 | 1981-02-24 | 1981-08-26 | $7700.00 | Window Closed / Lapsed |