US3528543A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Corrugated roll-up structure
Assignee: Individual
•
Filing: 1968-08-27
•
Granted: 1970-09-15
•
Expires: 1988-08-27
Abstract
No abstract record available.
Inventors
- 👤 Eli I Robinsky
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 17:32
CPC Classifications
E; E04; E04C; E04C3/00; E04C3/005; B; B65; B65D; B65D81/00; B65D81/02; B65D81/03; B65D85/00; B65D85/67; Y; Y10; Y10S; Y10S428/00; Y10S428/906; Y10T; Y10T428/00; Y10T428/24; Y10T428/24628; Y10T428/24661
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3258800A
Cited
US3434254A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-09-14 | 1974-03-16 | 1974-09-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-09-14 | 1978-03-16 | 1978-09-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-09-14 | 1982-03-16 | 1982-09-15 | $7700.00 | Window Closed / Lapsed |