US3241280A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Panel supporting structure
Assignee: Owens Corning
•
Filing: 1963-02-14
•
Granted: 1966-03-22
•
Expires: 1983-02-14
Abstract
No abstract record available.
Inventors
- 👤 Julius E Kreuzer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 12:26
CPC Classifications
E; E04; E04B; E04B9/00; E04B9/001; E04B9/06; E04C; E04C3/00; E04C3/02; E04C3/28; Y; Y10; Y10S; Y10S52/00; Y10S52/08
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
91 words
CEILING STRUCTURE INCLUDING A SUBSTANTIALLY DIMENSIONED HOLLOW BEAM OF FOLDED CORRUGATED PAPER, ADJOINING FLEXIBLE EDGES OF THE CORRUGATED PAPER FORMING A SEAM ALONG THE MEDIAL LONGITUDINAL LINE OF THE UPPER SIDE OF THE BEAM, THE UPPER SIDE OF THE BEAM HAVING FLAT HORIZONTAL AREAS ALONG OPPOSITE SIDES OF THE SEAM PANELS WITH BORDER PORTIONS RESTING ON THE FLAT HORIZONTAL AREAS OF THE BEAM AND SUPPORTED THEREBY, SPACED BEAM HANGERS EXTENDING DOWN INTO THE SEAM BETWEEN THE ADJOINING FLEXIBLE EDGES OF THE CORRUGATED PAPER, AND MEANS SECURING THE HANGERS TO THE BEAM.
Claim 2
Dependent Claim
91 words
CEILING STRUCTURE INCLUDING A SUBSTANTIALLY DIMENSIONED HOLLOW BEAM OF FOLDED CORRUGATED PAPER, ADJOINING FLEXIBLE EDGES OF THE CORRUGATED PAPER FORMING A SEAM ALONG THE MEDIAL LONGITUDINAL LINE OF THE UPPER SIDE OF THE BEAM, THE UPPER SIDE OF THE BEAM HAVING FLAT HORIZONTAL AREAS ALONG OPPOSITE SIDES OF THE SEAM PANELS WITH BORDER PORTIONS RESTING ON THE FLAT HORIZONTAL AREAS OF THE BEAM AND SUPPORTED THEREBY, SPACED BEAM HANGERS EXTENDING DOWN INTO THE SEAM BETWEEN THE ADJOINING FLEXIBLE EDGES OF THE CORRUGATED PAPER, AND MEANS SECURING THE HANGERS TO THE BEAM.
References Cited (Backward Citations)
US1312056A
Cited
GB123374A
Cited
US2150344A
Cited
US2390262A
Cited
FR1035353A
Cited
US2824342A
Cited
US2816851A
Cited
US3013644A
Cited
US2990921A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-03-21 | 1969-09-20 | 1970-03-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-03-21 | 1973-09-20 | 1974-03-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-03-21 | 1977-09-20 | 1978-03-22 | $7700.00 | Window Closed / Lapsed |