US2860697A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Accordion type folding door
Assignee: HOUGH SHADE Corp
•
Filing: 1954-12-02
•
Granted: 1958-11-18
•
Expires: 1974-12-02
Abstract
No abstract record available.
Inventors
- 👤 Robert H Ensign
- 👤 Jr Danforth Cardozo
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 21:30
CPC Classifications
E; E06; E06B; E06B3/00; E06B3/92; E06B3/94
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1058513A
Cited
US1877829A
Cited
US2220939A
Cited
US2584111A
Cited
US2600670A
Cited
US2667218A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-11-17 | 1962-05-19 | 1962-11-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-11-17 | 1966-05-19 | 1966-11-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-11-17 | 1970-05-19 | 1970-11-18 | $7700.00 | Window Closed / Lapsed |