US3052930A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sliding door construction
Assignee: PAN AMERICAN WINDOW CORP
•
Filing: 1959-11-17
•
Granted: 1962-09-11
•
Expires: 1979-11-17
Abstract
No abstract record available.
Inventors
- 👤 William J Mathews
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 01:41
CPC Classifications
A; A47; A47K; A47K3/00; A47K3/28; A47K3/30; A47K3/34; E; E05; E05D; E05D15/00; E05D15/06; E05D15/0621; E05D15/0626; E05D15/063; E05D15/0656; E05D15/066; E05D15/0682
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2017601A
Cited
US2638189A
Cited
US2869187A
Cited
US2761533A
Cited
US2889585A
Cited
US2913046A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-09-10 | 1966-03-12 | 1966-09-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-09-10 | 1970-03-12 | 1970-09-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-09-10 | 1974-03-12 | 1974-09-11 | $7700.00 | Window Closed / Lapsed |