US2603826A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Multiple pintle hinge for overhead doors
Assignee: R H OSBORNE Co
•
Filing: 1948-05-21
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Granted: 1952-07-22
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Expires: 1968-05-21
Abstract
No abstract record available.
Inventors
- 👤 William J Bobisch
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 14:32
CPC Classifications
E; E05; E05D; E05D15/00; E05D15/40; E05D15/46; E05D15/463; E05Y; E05Y2900/00; E05Y2900/10; E05Y2900/13; E05Y2900/132
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-07-22 | 1956-01-21 | 1956-07-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-07-22 | 1960-01-21 | 1960-07-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-07-22 | 1964-01-21 | 1964-07-22 | $7700.00 | Window Closed / Lapsed |