US3208110A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Window structure
Assignee: GRIFFCO ALUMINUM Inc
•
Filing: 1963-10-30
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Granted: 1965-09-28
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Expires: 1983-10-30
Abstract
No abstract record available.
Inventors
- 👤 George C Griffin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 16:21
CPC Classifications
E; E06; E06B; E06B3/00; E06B3/32; E06B3/34; E06B3/42; E06B3/44; E06B2003/4438; E06B2003/4453; Y; Y10; Y10S; Y10S292/00; Y10S292/47; Y10T; Y10T292/00; Y10T292/08; Y10T292/0911; Y10T292/0926; Y10T292/0928; Y10T292/0945; Y10T292/0951; Y10T292/0952; Y10T292/1043; Y10T292/1075; Y10T292/1083; Y10T292/1084
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
154 words
A WINDOW STRUCTURE COMPRISING AN UPPER SASH, A LOWER SASH, AND A MIDDLE SASH, EACH SASH INCLUDING A TOP RAIL, A BOTTOM RAIL AND TWO SIDE RAILS, SAID SASHES BEING ARRANGED IN JUXTAPOSED VERTICAL PLANES WITH THE UPPER AND LOWER SASHES BEING ON OPPOSITE SIDES OF THE MIDDLE SASH, LOCK MEANS, SAID LOCK MEANS SELECTIVELY ENGAGING THE UPPER SASH FOR PREVENTING ITS LOWERING, SAID LOWER SASH SELECTIVELY ENGAGING THE LOCK MEANS FOR EFFECTING ITS RELEASE RELATIVE TO THE UPPER SASH, SAID UPPER SASH INCLUDING A VERTICAL EXTENSION DEPENDING THEREFROM FOR FACILITATING ITS LOWERING, THE BOTTOM RAIL OF THE UPPER SASH WHEN THE WINDOW IS CLOSED, BEING ALIGNED WITH THE TOP RAIL OF THE MIDDLE SASH, AND THE TOP RAIL OF THE LOWER SASH, SAID ALIGNED WITH THE BOTTOM RAIL OF THE MIDDLE SASH, SAID EXTENSION CONSISTING OF SECONDARY SIDE AND BOTTOM RAILS EXTENDING PARLLEL TO THE SIDE AND BOTTOM RAILS OF THE MIDDLE SASH.
Claim 2
Dependent Claim
154 words
A WINDOW STRUCTURE COMPRISING AN UPPER SASH, A LOWER SASH, AND A MIDDLE SASH, EACH SASH INCLUDING A TOP RAIL, A BOTTOM RAIL AND TWO SIDE RAILS, SAID SASHES BEING ARRANGED IN JUXTAPOSED VERTICAL PLANES WITH THE UPPER AND LOWER SASHES BEING ON OPPOSITE SIDES OF THE MIDDLE SASH, LOCK MEANS, SAID LOCK MEANS SELECTIVELY ENGAGING THE UPPER SASH FOR PREVENTING ITS LOWERING, SAID LOWER SASH SELECTIVELY ENGAGING THE LOCK MEANS FOR EFFECTING ITS RELEASE RELATIVE TO THE UPPER SASH, SAID UPPER SASH INCLUDING A VERTICAL EXTENSION DEPENDING THEREFROM FOR FACILITATING ITS LOWERING, THE BOTTOM RAIL OF THE UPPER SASH WHEN THE WINDOW IS CLOSED, BEING ALIGNED WITH THE TOP RAIL OF THE MIDDLE SASH, AND THE TOP RAIL OF THE LOWER SASH, SAID ALIGNED WITH THE BOTTOM RAIL OF THE MIDDLE SASH, SAID EXTENSION CONSISTING OF SECONDARY SIDE AND BOTTOM RAILS EXTENDING PARLLEL TO THE SIDE AND BOTTOM RAILS OF THE MIDDLE SASH.
References Cited (Backward Citations)
US1031124A
Cited
GB817271A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-09-27 | 1969-03-29 | 1969-09-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-09-27 | 1973-03-29 | 1973-09-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-09-27 | 1977-03-29 | 1977-09-28 | $7700.00 | Window Closed / Lapsed |