US3553913A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Triple glazed insulating glass wood sash
Assignee: D G SHELTER PRODUCTS COMPANY A CORP OF
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Filing: 1969-09-10
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Granted: 1971-01-12
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Expires: 1989-09-10
Abstract
Abstract THREE PANES OF GLASS ARE SPACED, ONE FORM THE OTHER, BY HOLLOW ALUMINUM SPACERS DISPOSED ABOUT THE PERIPHERY OF THE PANES TO FORM A GLASS PANEL, EACH SPACER BEING FILLED WITH A DESICCANT AND COMPRISING SILICA GEL. A POLYSULFIDE COMPOUND IS APPLIED ALONG THE EDGES OF THE TRIPLE PANE PANEL WITH THE COMPOUND ENTERING BETWEEN THE SPACERS AND THE PANES. BEFORRE THE COMPOUND SETS, A WOODEN SASH IS APPLIED ABOUT THE EDGES OF THE TRIPLE PANE AND ADDITIONAL LIKE COMPOUND IS APPLIED IN GLAZING GROOVES ON OPPOSITE SIDES OF THE GLASS PANEL BETWEEN THE OUTERMOST PANES AND THE LIPS OF THE SASH. THE WOOD SASH, GLASS, AND ALUMINUM SPACERS ARE THUS BONDED TOGETHER.
Inventors
- 👤 Morris M Eisenberg
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 00:22
CPC Classifications
E; E06; E06B; E06B3/00; E06B3/66; E06B3/6621; E06B3/663; E06B3/66309; E06B3/66366
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) | 1974-01-11 | 1974-07-13 | 1975-01-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-01-11 | 1978-07-13 | 1979-01-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-01-11 | 1982-07-13 | 1983-01-12 | $7700.00 | Window Closed / Lapsed |