US3074474A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Window shield
Assignee: Individual
•
Filing: 1960-12-08
•
Granted: 1963-01-22
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Expires: 1980-12-08
Abstract
No abstract record available.
Inventors
- 👤 Harold S Dunn
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 16:03
CPC Classifications
E; E04; E04F; E04F10/00; E04F10/02; E04F10/06; E04F10/0611; E04F10/0618; E04F10/0644; E04F10/0651; E04F10/0685; E06; E06B; E06B9/00; E06B9/02; E06B9/08; E06B9/11; E06B9/17; E06B9/174; E06B2009/1746
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
182 words
A SCREEN ASSEMBLY FOR USE ON A BUILDING HAVING A A VERTICAL WINDOW OR THE LIKE COMPRISING A DOWNWARDLY OPENING HOUSING, A CURTAIN-AND-ROLLER ASSEMBLY JOURNALED IN SAID HOUSING AND EXTENDING SUBSTANTIALLY THE LENGTH THEREOF, SAID ASSEMBLY INCLUDING A FLEXIBLE CURTAIN FIXED AT ONE END TO A ROLLER BIASED FOR ROTATION ABOUT ITS LONGITUDINAL AXIS TO NORMALLY MAINTAIN SAID CURTAIN IN A ROLLEDUP CONDITION, SAID CURTAIN INCLUDING OPPOSED PARALLEL SIDE MARGINS, SAID CURTAIN INCLUDING A RIGID BAR EXTENDING SUBSTANTIALLY THE WIDTH THEREOF AND FIXED ON THE OTHER END OF SAID CURTAIN, SAID BAR INCLUDING LATERAL GROOVE MEANS EXTENDING SUBSTANTIALLY THE LENGTH THEREOF, A PAIR OF ELONGATED, ONE-PIECE ARMS PIVOTALLY CONNECTED AT ONE END ON TRANSVERSE AXES OF ROTATION ON SAID HOUSING OUTWARDLY OF SIDE MARGINS OF SAID CURTAIN, THE OTHER ENDS OF SAID ARMS BEING PIVOTALLY CONNECTED TO SAID BAR AT SAID GROOVE MEANS AND RETAINED IN SAID GROOVE MEANS FOR LONGITUDINAL MOVEMENT THEREALONG FOR SUBSTANTIALLY ONE-HALF THE LENGTH THEREOF, A POWER SHAFT MEANS JOURNALED IN SAID HOUSING PARALLEL TO SAID ROLLER, SAID SHAFT INCLUDING REVERSELY THREADED PORTIONS ALONG OPPOSITE END PORTIONS THEREOF,
Claim 2
Dependent Claim
182 words
A SCREEN ASSEMBLY FOR USE ON A BUILDING HAVING A A VERTICAL WINDOW OR THE LIKE COMPRISING A DOWNWARDLY OPENING HOUSING, A CURTAIN-AND-ROLLER ASSEMBLY JOURNALED IN SAID HOUSING AND EXTENDING SUBSTANTIALLY THE LENGTH THEREOF, SAID ASSEMBLY INCLUDING A FLEXIBLE CURTAIN FIXED AT ONE END TO A ROLLER BIASED FOR ROTATION ABOUT ITS LONGITUDINAL AXIS TO NORMALLY MAINTAIN SAID CURTAIN IN A ROLLEDUP CONDITION, SAID CURTAIN INCLUDING OPPOSED PARALLEL SIDE MARGINS, SAID CURTAIN INCLUDING A RIGID BAR EXTENDING SUBSTANTIALLY THE WIDTH THEREOF AND FIXED ON THE OTHER END OF SAID CURTAIN, SAID BAR INCLUDING LATERAL GROOVE MEANS EXTENDING SUBSTANTIALLY THE LENGTH THEREOF, A PAIR OF ELONGATED, ONE-PIECE ARMS PIVOTALLY CONNECTED AT ONE END ON TRANSVERSE AXES OF ROTATION ON SAID HOUSING OUTWARDLY OF SIDE MARGINS OF SAID CURTAIN, THE OTHER ENDS OF SAID ARMS BEING PIVOTALLY CONNECTED TO SAID BAR AT SAID GROOVE MEANS AND RETAINED IN SAID GROOVE MEANS FOR LONGITUDINAL MOVEMENT THEREALONG FOR SUBSTANTIALLY ONE-HALF THE LENGTH THEREOF, A POWER SHAFT MEANS JOURNALED IN SAID HOUSING PARALLEL TO SAID ROLLER, SAID SHAFT INCLUDING REVERSELY THREADED PORTIONS ALONG OPPOSITE END PORTIONS THEREOF,
References Cited (Backward Citations)
US641262A
Cited
US953386A
Cited
GB212706A
Cited
US1594643A
Cited
GB303940A
Cited
GB511426A
Cited
US2277195A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-01-21 | 1966-07-23 | 1967-01-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-01-21 | 1970-07-23 | 1971-01-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-01-21 | 1974-07-23 | 1975-01-22 | $7700.00 | Window Closed / Lapsed |