Patent US3555755A successfully refreshed from Google Patents.
US3555755A
Expired / Lapsed
US
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Overlap joint for translucent wall panels
Assignee: Kalwall Corp
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Filing: 1968-11-20
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Granted: 1971-01-19
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Expires: 1988-11-20
Abstract
Abstract THIS INVENTION RELATES TO A JOINT STRUCTURE IN THE NATURE OF A CHANNEL FOR RECEIVING, LOCATING AND MAINTAINING THE ABUTTING EDGES OF AN ADJACENT TRANSLUCENT WALL PANEL. THE OVERLAP CHARACTER OF THIS JOINT PROVIDES FOR THE FIRST TIME, INSOFAR AS KNOWN TO ME, A WEATHER-TIGHT SEAL FOR TRANSLUCENT BUILDING PANELS.
Inventors
- 👤 George P Reed
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 13:06
CPC Classifications
E; E04; E04C; E04C2/00; E04C2/54; E04C2/543; E04B; E04B1/00; E04B1/38; E04B1/61; E04B1/6108; E04B1/612; E04B1/6179; E04D; E04D3/00; E04D3/02; E04D3/06; E04D3/08; E04D2003/0806; E04D2003/0868
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) | 1974-01-18 | 1974-07-20 | 1975-01-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-01-18 | 1978-07-20 | 1979-01-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-01-18 | 1982-07-20 | 1983-01-19 | $7700.00 | Window Closed / Lapsed |