US3605366A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Composite laminate panel construction
Assignee: Individual
•
Filing: 1969-11-28
•
Granted: 1971-09-20
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Expires: 1989-11-28
Abstract
Abstract A LAMINATED PANEL CONSTRUCTION HAVING A SUPPORTING LAYER AND A FACING LAYER AND A CONTINUOUS QUICK-CURE ELASTOMER THEREBETWEEN. PANELS HAVING CONNECTING ANCHORS SECURED TO THE SUPPORTING LAYER AND THE FACING LAYER AND HAVING AN INTERMEDIATE PORTION IN SEALED RELATIONSHIP WITH THE INTERLAYER ARE ALSO DISCLOSED. A PROCESS FOR CONSTRUCTION OF THE PANELS IS ALSO DISCLOSED WHICH INCLUDES THE STEP OF APPLYING THE ELASTOMER IN LIQUID FORM.
Inventors
- 👤 Gerald Zakim
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 07:36
CPC Classifications
E; E04; E04C; E04C2/00; E04C2/02; E04C2/04; E04C2/044; E04C2002/045; E04C2002/047; E04C2002/048
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) | 1974-09-19 | 1975-03-21 | 1975-09-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-09-19 | 1979-03-21 | 1979-09-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-09-19 | 1983-03-21 | 1983-09-20 | $7700.00 | Window Closed / Lapsed |