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US3129471A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Magnetically operated shutter
Assignee: Individual
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Filing: 1961-10-24
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Granted: 1964-04-21
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Expires: 1981-10-24
Abstract
No abstract record available.
Inventors
- 👤 Zyril A Johnson
- 👤 De Lamar J Gibbons
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 15:25
CPC Classifications
E; E06; E06B; E06B9/00; E06B9/24; E06B9/26; E06B9/264; E06B2009/2643; E06B2009/2646; Y; Y10; Y10S; Y10S160/00; Y10S160/16
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
199 words
IN A WINDOW INCLUDING AN UPRIGHT FRAME HAVING A PAIR OF UPRIGHT AND SPACED-APART PANES MOUNTED THEREIN, A SHUTTER ASSEMBLY MOUNTED IN SAID FRAME BETWEEN SAID PANES AND INCLUDING A PLURALITY OF MOVABLE SLATS AT LEAST SOME OF WHICH ARE OPERATIVELY CONNECTED TO A FIRST ACTUATOR, MEANS MOUNTING SAID FIRST ACTUATOR FOR GUIDED MOVEMENT UP AND DOWN ALONG AND IN SLIDING CONTACTING RELATION WITH THE INNER SURFACE OF ONE OF SAID PANES, A SECOND ACTUATOR, MEANS MOUNTING SAID SECOND ACTUATOR FOR MOVEMENT UP AND DOWN ALONG AND IN SLIDING CONTACTING RELATION WITH THE OUTER SURFACE OF SAID ONE PANE, SAID FIRST AND SECOND ACTUATOR BEING MAGNETICALLY RESPONSIVE AT LEAST ONE OF SAID ACTUATORS HAVING MAGNETIC PROPERTIES, SAID MEANS MOUNTING SAID ACTUATORS FOR MOVEMENT COMPRISING GUIDES EACH COMPRISING A BODY GENERALLY U-SHAPED IN CROSS-SECTION INCLUDING A PAIR OF GENERALLY PARALLEL LEGS INTERCONNECTED AT CORRESPONDING ENDS BY MEANS OF A BIGHT PORTION AND DEFINE A RECESS BETWEEN THE LEGS OPENING TOWARD THE ADJACENT SIDE OF SAID ONE PANE, THE FREE ENDS OF THE LEGS OF EACH BODY BEING BONDED TO THE CORRESPONDING SIDE OF SAID ONE PANE WITH THE BIGHT PORTION OF EACH BODY EXTENDING UP AND DOWN SAID ONE PANE.
Claim 2
Dependent Claim
199 words
IN A WINDOW INCLUDING AN UPRIGHT FRAME HAVING A PAIR OF UPRIGHT AND SPACED-APART PANES MOUNTED THEREIN, A SHUTTER ASSEMBLY MOUNTED IN SAID FRAME BETWEEN SAID PANES AND INCLUDING A PLURALITY OF MOVABLE SLATS AT LEAST SOME OF WHICH ARE OPERATIVELY CONNECTED TO A FIRST ACTUATOR, MEANS MOUNTING SAID FIRST ACTUATOR FOR GUIDED MOVEMENT UP AND DOWN ALONG AND IN SLIDING CONTACTING RELATION WITH THE INNER SURFACE OF ONE OF SAID PANES, A SECOND ACTUATOR, MEANS MOUNTING SAID SECOND ACTUATOR FOR MOVEMENT UP AND DOWN ALONG AND IN SLIDING CONTACTING RELATION WITH THE OUTER SURFACE OF SAID ONE PANE, SAID FIRST AND SECOND ACTUATOR BEING MAGNETICALLY RESPONSIVE AT LEAST ONE OF SAID ACTUATORS HAVING MAGNETIC PROPERTIES, SAID MEANS MOUNTING SAID ACTUATORS FOR MOVEMENT COMPRISING GUIDES EACH COMPRISING A BODY GENERALLY U-SHAPED IN CROSS-SECTION INCLUDING A PAIR OF GENERALLY PARALLEL LEGS INTERCONNECTED AT CORRESPONDING ENDS BY MEANS OF A BIGHT PORTION AND DEFINE A RECESS BETWEEN THE LEGS OPENING TOWARD THE ADJACENT SIDE OF SAID ONE PANE, THE FREE ENDS OF THE LEGS OF EACH BODY BEING BONDED TO THE CORRESPONDING SIDE OF SAID ONE PANE WITH THE BIGHT PORTION OF EACH BODY EXTENDING UP AND DOWN SAID ONE 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) | 1967-04-21 | 1967-10-21 | 1968-04-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-04-21 | 1971-10-21 | 1972-04-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-04-21 | 1975-10-21 | 1976-04-21 | $7700.00 | Window Closed / Lapsed |