US2713899A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Flexible doors
Assignee: HOUGH SHADE Corp
•
Filing: 1953-03-16
•
Granted: 1955-07-26
•
Expires: 1973-03-16
Abstract
No abstract record available.
Inventors
- 👤 Don C Holloway
- 👤 Robert H Ensign
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 18:58
CPC Classifications
E; E06; E06B; E06B3/00; E06B3/32; E06B3/48; E06B3/481
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US285886A
Cited
US312309A
Cited
USRE23209E
Cited
US1463598A
Cited
US1598479A
Cited
GB524842A
Cited
GB530608A
Cited
US2244300A
Cited
US2267249A
Cited
GB577610A
Cited
GB588340A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-07-25 | 1959-01-24 | 1959-07-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-07-25 | 1963-01-24 | 1963-07-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-07-25 | 1967-01-24 | 1967-07-26 | $7700.00 | Window Closed / Lapsed |