Patent US3295259A successfully refreshed from Google Patents.
US3295259A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sashless sliding window system
Assignee: Individual
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Filing: 1964-12-04
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Granted: 1967-01-03
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Expires: 1984-12-04
Abstract
No abstract record available.
Inventors
- 👤 Dallaire Raymond
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 16:42
CPC Classifications
E; E05; E05C; E05C5/00; E05C5/02; E05C5/04; E05B; E05B65/00; E05B65/08; E05B65/0864; E05B9/00; E05B9/08
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
103 words
A SASHLESS SLIDING WINDOW SYSTEM COMPRISING THE COMBINATION OF A WINDOW FRAME AND AN EXTRUDED SILL TRACK, AT LEAST TWO PANE SUPPORTING GROOVES IN SAID SILL TRACK, TWO RECESSED T-GROOVES RUNNING THE LENGTH OF SAID PANE-SUPPORTING GROOVES, SAID PANE SUPPORTING GROOVES BEING ADAPTED TO RECEIVE AND SUPPORT A STATIONARY AND A SLIDING PANE, AN EXTRUDED MEMBER, L-SHAPED IN CROSSSECTION, HAVING A T-LUG PROJECTING THEREFROM AND RUNNING THE LENGTH THEREOF, SAID T-LUG BEING SLIDABLY INTERLOCKABLE IN EITHER OF SAID RECESSED T-GROOVES IN SAID TRACK, SAID TRACK HAVING AN INTERIOR SILL, A RECESSED L-GROOVE ON SAID INTERIOR SILL RUNNING THE LENGTH THEREOF ADJACENT SAID PANE-
Claim 2
Dependent Claim
103 words
A SASHLESS SLIDING WINDOW SYSTEM COMPRISING THE COMBINATION OF A WINDOW FRAME AND AN EXTRUDED SILL TRACK, AT LEAST TWO PANE SUPPORTING GROOVES IN SAID SILL TRACK, TWO RECESSED T-GROOVES RUNNING THE LENGTH OF SAID PANE-SUPPORTING GROOVES, SAID PANE SUPPORTING GROOVES BEING ADAPTED TO RECEIVE AND SUPPORT A STATIONARY AND A SLIDING PANE, AN EXTRUDED MEMBER, L-SHAPED IN CROSSSECTION, HAVING A T-LUG PROJECTING THEREFROM AND RUNNING THE LENGTH THEREOF, SAID T-LUG BEING SLIDABLY INTERLOCKABLE IN EITHER OF SAID RECESSED T-GROOVES IN SAID TRACK, SAID TRACK HAVING AN INTERIOR SILL, A RECESSED L-GROOVE ON SAID INTERIOR SILL RUNNING THE LENGTH THEREOF ADJACENT SAID PANE-
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-01-02 | 1970-07-04 | 1971-01-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-01-02 | 1974-07-04 | 1975-01-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-01-02 | 1978-07-04 | 1979-01-03 | $7700.00 | Window Closed / Lapsed |