US3276017A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Inflatable support structure
Assignee: General Mills Inc
•
Filing: 1961-10-18
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Granted: 1966-09-27
•
Expires: 1981-10-18
Abstract
No abstract record available.
Inventors
- 👤 Doyle D Mullin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 05:24
CPC Classifications
H; H01; H01Q; H01Q15/00; H01Q15/14; H01Q15/18; H01Q15/20
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
101 words
A RADAR REFLECTOR UNITS COMPRISING CONER REFLECTOR HAVING A PLURALITY OF THREE-SIDED REFLECTING COMPONENTS CONNECTED TOGETHER TO FORM A PLURALITY OF INNER APICES, MEANS FOR SUPPORTING SAID REFLECTOR COMPRISING A CONTAINER WHICH INCLUDES FIRST AND SECOND LAYERS OF MATERIAL, MEANS FOR CONNECTING SAID LAYERS TOGETHER AT A PLURALITY OF POINTS, INLET MEANS FOR FILLING THE SPACE BETWEEN THE TWO LAYERS WITH AN INFLATION MEDIUM, THE CONTAINER WHEN INFLATED FORMING A MULTI-SIDED STRUCTURE HAVING A PLURALITY OF PLANE SURFACES WHICH INTERSECT WITH EACH OTHER TO FORM A PLURALITY OF TRIANGLES HAVING STRAIGHT EDGES, AND MEANS FOR ATTEACHING THE REFLECTOR WITHIN THE CONTAINER.
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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) | 1969-09-26 | 1970-03-28 | 1970-09-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-09-26 | 1974-03-28 | 1974-09-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-09-26 | 1978-03-28 | 1978-09-27 | $7700.00 | Window Closed / Lapsed |