Patent US3611664A successfully refreshed from Google Patents.
US3611664A
Expired / Lapsed
US
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Building wall construction
Assignee: Individual
•
Filing: 1969-08-11
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Granted: 1971-10-12
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Expires: 1989-08-11
Abstract
Abstract A BUILDING WALL CONSTRUCTION THAT INCLUDES A PLURALITY OF PANEL ELEMENTS WHICH ARE MOUNTED ON A SUPPORTING STRUCTURE BY MEANS OF A CLAMPING ARRANGEMENT TO FORM A WALL PORTION THEREOF, OR WHICH ARE SUPPORTED IN SPACED APART RELATION TO FORM A SPACED WALL CONSTRUCTION.
Inventors
- 👤 Edmund C Barbera
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 18:12
CPC Classifications
E; E04; E04F; E04F13/00; E04F13/07; E04F13/08; E04F13/0801; E04F13/0803; E04F13/081; E04F13/0821; E04B; E04B2/00; E04B2/56; E04B2/58
Claims Analysis
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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) | 1974-10-11 | 1975-04-12 | 1975-10-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-10-11 | 1979-04-12 | 1979-10-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-10-11 | 1983-04-12 | 1983-10-12 | $7700.00 | Window Closed / Lapsed |