US3608264A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Molded fibrous surfacing unit
Assignee: Owens Corning
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Filing: 1969-09-04
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Granted: 1971-09-28
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Expires: 1989-09-04
Abstract
Abstract THIS INVENTION EMBRACES A MOLDED FIBROUS SURFACING UNIT, TILE OR PANEL AND METHOD OF PRODUCING SAME WHEREIN A MASS OF FIBERS, SUCH AS GLASS FIBERS, IMPREGNATED WITH A BINDER IS COMPRESSED AND SHAPED DURING THE COMPRESSING OPERATION TO PROVIDE CONFIGURATIONS FOR INTERENGAGEMENT WITH ADJACENT UNITS IN ASSEMBLY, THE CONFIGURATIONS BEING OF A CHARACTER PROVIDING ALIGNMENT OF THE UNITS IN ASSEMBLY AND FACILITATING THE SECURING OF THE UNITS TO A SUPPORT MEANS.
Inventors
- 👤 Isaac Palmer Jones
- 👤 Daniel A Mccartan
- 👤 Jared R Kies
- 👤 Merritt W Seymour
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 17:42
CPC Classifications
E; E04; E04B; E04B9/00; E04B9/04; E04B9/0457; E04C; E04C2/00; E04C2/02; E04C2/10; E04C2/16; E04F; E04F13/00; E04F13/07; E04F13/08; E04F13/16
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-09-27 | 1975-03-29 | 1975-09-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-09-27 | 1979-03-29 | 1979-09-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-09-27 | 1983-03-29 | 1983-09-28 | $7700.00 | Window Closed / Lapsed |