US3220465A
Expired / Lapsed
US
⏱️ 0.0 years remaining
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Assignee: 3 D WINDOWS Inc
•
Filing: 1963-05-17
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Granted: 1965-11-30
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Expires: 1983-05-17
Abstract
No abstract record available.
Inventors
- 👤 Leiser Henry
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 10:04
CPC Classifications
E; E06; E06B; E06B7/00; E06B7/02; E06B7/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
96 words
IN A WINDOW, A SHELF, SPACED ABUTMENT MEANS EXTENDING FROM THE INNER EDGE OF SAID SHELF GENERALLY DOWNWARDLY, BEARING MEANS EXTENDING ALONG AN AXIS ADJACENT AND BETWEEN THE LOWER ENDS OF SAID ABUTMENT MEANS, A GLAZED SASH HAVING AT THE LOWER EDGE THEREOF MEANS COOPERATING WITH SAID BEARING MEANS FOR PERMITTING ROTATIONAL MOVEMENT OF SAID SASH THEREON, A SCREENED FRAME PIVOTALLY CONNECTED ALONG ONE EDGE TO THE UPPER EDGE OF SAID GLAZED SASH, SAID GLAZED SASH BEING ROTATABLE INTO A CLOSED POSITION IN WHICH IT CONTACTS SAID ABUTMENT MEANS AND THE INNER EDGE OF SAID SHELF.
Claim 2
Dependent Claim
96 words
IN A WINDOW, A SHELF, SPACED ABUTMENT MEANS EXTENDING FROM THE INNER EDGE OF SAID SHELF GENERALLY DOWNWARDLY, BEARING MEANS EXTENDING ALONG AN AXIS ADJACENT AND BETWEEN THE LOWER ENDS OF SAID ABUTMENT MEANS, A GLAZED SASH HAVING AT THE LOWER EDGE THEREOF MEANS COOPERATING WITH SAID BEARING MEANS FOR PERMITTING ROTATIONAL MOVEMENT OF SAID SASH THEREON, A SCREENED FRAME PIVOTALLY CONNECTED ALONG ONE EDGE TO THE UPPER EDGE OF SAID GLAZED SASH, SAID GLAZED SASH BEING ROTATABLE INTO A CLOSED POSITION IN WHICH IT CONTACTS SAID ABUTMENT MEANS AND THE INNER EDGE OF SAID SHELF.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-11-29 | 1969-05-31 | 1969-11-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-11-29 | 1973-05-31 | 1973-11-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-11-29 | 1977-05-31 | 1977-11-30 | $7700.00 | Window Closed / Lapsed |