US2959221A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sectional sliding door
Assignee: WINDSOR DOOR CO Inc
•
Filing: 1957-06-11
•
Granted: 1960-11-08
•
Expires: 1977-06-11
Abstract
No abstract record available.
Inventors
- 👤 Jr Victor E Clapsaddle
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 22:12
CPC Classifications
E; E05; E05D; E05D15/00; E05D15/16; E05D15/165; E05D15/24; E05D15/242; E05D1/00; E05D1/04; E05D13/00; E05D13/10; E05D13/12; E05D13/1207; E05D13/1215; E05Y; E05Y2900/00; E05Y2900/10; E05Y2900/106
Claims Analysis
Total Claims: 0
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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) | 1963-11-08 | 1964-05-09 | 1964-11-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-11-08 | 1968-05-09 | 1968-11-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-11-08 | 1972-05-09 | 1972-11-08 | $7700.00 | Window Closed / Lapsed |