Patent US3468064A successfully refreshed from Google Patents.
US3468064A
Expired / Lapsed
US
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Sashless window with meeting rail
Assignee: H&A Supply Co Ltd
•
Filing: 1968-01-03
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Granted: 1969-09-23
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Expires: 1988-01-03
Abstract
No abstract record available.
Inventors
- 👤 William P Fraleigh
- 👤 Alcide Melanson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 10:00
CPC Classifications
E; E06; E06B; E06B3/00; E06B3/32; E06B3/34; E06B3/42; E06B3/46; E06B3/4681; Y; Y10; Y10S; Y10S49/00; Y10S49/01
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2329791A
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US2494161A
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US2739358A
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US2793405A
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US2793406A
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US2896276A
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US2953824A
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US2946098A
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US3276167A
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US3385001A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-09-22 | 1973-03-24 | 1973-09-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-09-22 | 1977-03-24 | 1977-09-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-09-22 | 1981-03-24 | 1981-09-23 | $7700.00 | Window Closed / Lapsed |