US2886102A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Multi-section upward acting door
Assignee: Crawford Door Co
•
Filing: 1955-03-31
•
Granted: 1959-05-12
•
Expires: 1975-03-31
Abstract
No abstract record available.
Inventors
- 👤 Henry H Olsen
- 👤 David C Crawford
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 15:06
CPC Classifications
E; E05; E05D; E05D15/00; E05D15/16; E05D15/165; E05D15/24; E05D15/242; E05D1/00; E05D1/06; E05Y; E05Y2900/00; E05Y2900/10; E05Y2900/13; E05Y2900/132; Y; Y10; Y10S; Y10S292/00; Y10S292/36
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1888162A
Cited
US1989511A
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US2019379A
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US2070557A
Cited
US2484609A
Cited
US2525309A
Cited
US2658233A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-05-11 | 1962-11-10 | 1963-05-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-05-11 | 1966-11-10 | 1967-05-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-05-11 | 1970-11-10 | 1971-05-12 | $7700.00 | Window Closed / Lapsed |