Patent US3374822A successfully refreshed from Google Patents.
US3374822A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Self-storing storm doors
Assignee: Alsco Inc
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Filing: 1965-03-22
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Granted: 1968-03-26
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Expires: 1985-03-22
Abstract
No abstract record available.
Inventors
- 👤 Dale J Youssi
- 👤 Eugene L Brand
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 04:20
CPC Classifications
E; E06; E06B; E06B5/00; E06B5/003; E06B3/00; E06B3/04; E06B3/26; E06B3/2605; E06B2003/2615
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
105 words
IN COMBINATION WITH A STORM DOOR HAVING A FRAME, A PAIR OF SASH UNIT MOUNTED IN THE FRAME, THE IMPROVEMENT COMPRISING MEANS FOR RETAINING THE PAIR OF SASH UNITS IN THE FRAME, SAID RETAINING MEANS INCLUDING MEANS DEFINING A TRACK, A THIRD SASH UNIT RECEIVED BY SAID TRACK, MEANS INCLUDING MEANS MOVABLE RELATIVE TO SAID THIRD SASH UNIT AND CARRIED THEREBY ENGAGEABLE WITH SAID TRACK FOR GUIDING SAID THIRD SASH UNIT BETWEEN RAISED AND LOWERED POSITIONS, SAID ENGAGEABLE MEANS ALSO BEING DISENGAGEABLE FROM SAID TRACK TO PERMIT SAID THIRD SASH UNIT TO BE REMOVED FROM THE TRACK WHILE SAID TRACK IS MOUNTED ON THE FRAME.
Claim 2
Dependent Claim
105 words
IN COMBINATION WITH A STORM DOOR HAVING A FRAME, A PAIR OF SASH UNIT MOUNTED IN THE FRAME, THE IMPROVEMENT COMPRISING MEANS FOR RETAINING THE PAIR OF SASH UNITS IN THE FRAME, SAID RETAINING MEANS INCLUDING MEANS DEFINING A TRACK, A THIRD SASH UNIT RECEIVED BY SAID TRACK, MEANS INCLUDING MEANS MOVABLE RELATIVE TO SAID THIRD SASH UNIT AND CARRIED THEREBY ENGAGEABLE WITH SAID TRACK FOR GUIDING SAID THIRD SASH UNIT BETWEEN RAISED AND LOWERED POSITIONS, SAID ENGAGEABLE MEANS ALSO BEING DISENGAGEABLE FROM SAID TRACK TO PERMIT SAID THIRD SASH UNIT TO BE REMOVED FROM THE TRACK WHILE SAID TRACK IS MOUNTED ON THE FRAME.
References Cited (Backward Citations)
US2321554A
Cited
US2923351A
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US2737271A
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US3057023A
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US3083419A
Cited
US3122797A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-03-26 | 1971-09-25 | 1972-03-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-03-26 | 1975-09-25 | 1976-03-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-03-26 | 1979-09-25 | 1980-03-26 | $7700.00 | Window Closed / Lapsed |