US3294036A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Floor construction
Assignee: Vanguard Corp
•
Filing: 1965-09-09
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Granted: 1966-12-27
•
Expires: 1985-09-09
Abstract
No abstract record available.
Inventors
- 👤 Jr John H Van Moss
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 14:56
CPC Classifications
B; B61; B61D; B61D17/00; B61D17/04; B61D17/10
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
135 words
A FLOORING STRUCTURE FOR TRANSPORTATION OF COMMODITIES, SAID STRUCTURE BEING FORMED PRIMARILY OF LUMBER AND HAVING STRENGTH FAR IN EXCESS OF THE LUMBER AND WITHOUT EXPOSED FASTENERS FOR THE LUMBER WHICH COULD WORK LOOSE COMPRISING, A SERIES OF INTEGRAL LUMBER BOARDS DISPOSED ADJACENT TO EACH OTHER WITH ADJACENT BOARDS EACH HAVING A RECESSED PORTION AND A RIB THEREBENEATH EXTENDING FOR THE LENGTH THEREOF, A REINFORCING MEMBER POSITIONED BETWEEN ADJACENT BOARDS CONSTRUCTED TO STIFFEN THE BOARDS AND PROVIDE HOLDDOWN MEANS FOT THE BOARDS, EACH OF SAID MEMBERS HAVING A CENTRAL WEB WITH A PAIR OF OPPOSITELY EXTENDING HOLD-DOWN FLANGES EXTENDING OUTWARDLY THEREFROM ADJACENT THE UPPER PORTION THEREOF AND FITTED OVER THE RECESSED PORTIONS TO OVERLAP THE BOARDS AND HOLD DOWN THE BOARDS, A FIRST PAIR OF OPPOSITELY EXTENDING SUPPORT FLANGES EXTENDING OUTWARDLY FROM SAID WEB BE-
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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) | 1969-12-26 | 1970-06-27 | 1970-12-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-12-26 | 1974-06-27 | 1974-12-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-12-26 | 1978-06-27 | 1978-12-27 | $7700.00 | Window Closed / Lapsed |