Patent US3307316A successfully refreshed from Google Patents.
US3307316A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Removable plastic window grills
Assignee: Individual
•
Filing: 1964-01-27
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Granted: 1967-03-07
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Expires: 1984-01-27
Abstract
No abstract record available.
Inventors
- 👤 Gray William Walter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 18:33
CPC Classifications
E; E06; E06B; E06B3/00; E06B3/68; E06B3/685; Y; Y10; Y10T; Y10T403/00; Y10T403/55; Y10T403/555
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
106 words
A WINDOW GRILL FOR USE WITH A WINDOW HAVING A FRAME AND A SINGLE PANE SECURED THEREIN, SAID GRILL BEING ADAPTED TO GIVE THE APPEARANCE OF A MULTI-PANED WINDOW, SAID GRILL COMPRISING INTERCONNECTED BARS, EACH SAID BAR HAVING A PAIR OF FLANGES EXTENDING FROM MUTUALLY OPPOSED SIDE WALLS, A SLIDABLE ELEMENT, SAID ELEMENT COMPRISING A BODY, A KEYWAY IN SAID BODY RECEIVING SAID FLANGES, AN UPWARDLY EXTENDING MANUALLY ENGAGEABLE PROJECTION ON SAID BODY, AND A GROOVE IN A MAJOR SURFACE OF SAID BODY ADJACENT SAID SIDE WALL RECEIVING AND RETAINING A PIN, SAID PIN ENGAGING SAID WINDOW FRAME TO SECURE SAID GRILL TO SAID WINDOW FRAME.
Claim 2
Dependent Claim
106 words
A WINDOW GRILL FOR USE WITH A WINDOW HAVING A FRAME AND A SINGLE PANE SECURED THEREIN, SAID GRILL BEING ADAPTED TO GIVE THE APPEARANCE OF A MULTI-PANED WINDOW, SAID GRILL COMPRISING INTERCONNECTED BARS, EACH SAID BAR HAVING A PAIR OF FLANGES EXTENDING FROM MUTUALLY OPPOSED SIDE WALLS, A SLIDABLE ELEMENT, SAID ELEMENT COMPRISING A BODY, A KEYWAY IN SAID BODY RECEIVING SAID FLANGES, AN UPWARDLY EXTENDING MANUALLY ENGAGEABLE PROJECTION ON SAID BODY, AND A GROOVE IN A MAJOR SURFACE OF SAID BODY ADJACENT SAID SIDE WALL RECEIVING AND RETAINING A PIN, SAID PIN ENGAGING SAID WINDOW FRAME TO SECURE SAID GRILL TO SAID WINDOW FRAME.
References Cited (Backward Citations)
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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) | 1970-03-06 | 1970-09-05 | 1971-03-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-03-06 | 1974-09-05 | 1975-03-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-03-06 | 1978-09-05 | 1979-03-07 | $7700.00 | Window Closed / Lapsed |