US2995138A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Canopy frame
Assignee: LINES BROS (CANADA) Ltd
•
Filing: 1960-02-16
•
Granted: 1961-08-08
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Expires: 1980-02-16
Abstract
No abstract record available.
Inventors
- 👤 Alsop Alfred Negus
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 13:05
CPC Classifications
B; B62; B62B; B62B9/00; B62B9/10; B62B9/14; F; F16; F16B; F16B7/00; F16B7/22; F16B2200/00; F16B2200/20; Y; Y10; Y10T; Y10T403/00; Y10T403/32; Y10T403/32008; Y10T403/32024; Y10T403/32549; Y10T403/32557; Y10T403/32591
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) | 1964-08-07 | 1965-02-06 | 1965-08-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-08-07 | 1969-02-06 | 1969-08-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-08-07 | 1973-02-06 | 1973-08-08 | $7700.00 | Window Closed / Lapsed |