US3222733A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Removable sash window
Assignee: Wahlfeld Mfg Co
•
Filing: 1964-06-02
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Granted: 1965-12-14
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Expires: 1984-06-02
Abstract
No abstract record available.
Inventors
- 👤 James A Wahlfeld
- 👤 Robert C L Jacobs
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 10:05
CPC Classifications
E; E06; E06B; E06B3/00; E06B3/32; E06B3/50; E06B3/5054; E06B3/5063; E06B3/34; E06B3/42; E06B3/44; E06B2003/4438; E06B2003/4446
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
120 words
A WINDOW CONSTRUCTION FOR TILTABLE MOUNTING OF SASH COMPRISING SIDE EXTRUSIONS HAVING STILE ENGAGING SLIDEWAYS DEFINING INWARDLY DIVERGING PLANES AND MOVABLE LATERALLY WITH RESPECT TO EACH OTHER A DISTANCE LESS THAN THE WIDTH OF A BLIND STOP WHEN SUPPORTING A SASH, SAID SLIDEWAYS HAVING A RECESSED GUIDE WAY, A SASH SUPPORTED IN SLIDABLE RELATIONSHIP BETWEEN SAID SLIDEWAYS AND HAVING MEANS ENGAGING IN EACH OF SAID GUIDEWAYS INCLUDING A RETRACTIBLE BOLT AT THE TOP OF THE STILES AND ALIGNED RIGID PIVOT PIN AT THE BOTTOMS OF THE STILES PROJECTING INTO THE GUIDEWAYS, SAID GUIDEWAYS BEING DEEPER THAN THE DISTANCE OF PROJECTION OF SAID BOLT AND PIN FROM THE STILES FOR THE STILES TO FRICTIONALLY ENGAGE SAID SLIDEWAYS IN SEALED SLIDING RELATIONSHIP.
Claim 2
Dependent Claim
120 words
A WINDOW CONSTRUCTION FOR TILTABLE MOUNTING OF SASH COMPRISING SIDE EXTRUSIONS HAVING STILE ENGAGING SLIDEWAYS DEFINING INWARDLY DIVERGING PLANES AND MOVABLE LATERALLY WITH RESPECT TO EACH OTHER A DISTANCE LESS THAN THE WIDTH OF A BLIND STOP WHEN SUPPORTING A SASH, SAID SLIDEWAYS HAVING A RECESSED GUIDE WAY, A SASH SUPPORTED IN SLIDABLE RELATIONSHIP BETWEEN SAID SLIDEWAYS AND HAVING MEANS ENGAGING IN EACH OF SAID GUIDEWAYS INCLUDING A RETRACTIBLE BOLT AT THE TOP OF THE STILES AND ALIGNED RIGID PIVOT PIN AT THE BOTTOMS OF THE STILES PROJECTING INTO THE GUIDEWAYS, SAID GUIDEWAYS BEING DEEPER THAN THE DISTANCE OF PROJECTION OF SAID BOLT AND PIN FROM THE STILES FOR THE STILES TO FRICTIONALLY ENGAGE SAID SLIDEWAYS IN SEALED SLIDING RELATIONSHIP.
References Cited (Backward Citations)
US3124849A
Cited
US2740999A
Cited
US2799060A
Cited
US2778069A
Cited
US3080620A
Cited
US3146501A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-12-13 | 1969-06-14 | 1969-12-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-12-13 | 1973-06-14 | 1973-12-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-12-13 | 1977-06-14 | 1977-12-14 | $7700.00 | Window Closed / Lapsed |