US3468064A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sashless window with meeting rail
Assignee: H&A Supply Co Ltd
•
Filing: 1968-01-03
•
Granted: 1969-09-23
•
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 00:11
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
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US2122608A
Cited
US2329791A
Cited
US2494161A
Cited
US2739358A
Cited
US2793405A
Cited
US2793406A
Cited
US2896276A
Cited
US2953824A
Cited
US2946098A
Cited
US3276167A
Cited
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 |