Patent US2154273A successfully refreshed from Google Patents.
Patent US3550806A successfully refreshed from Google Patents.
US3550806A
Expired / Lapsed
US
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Metallic structures
Assignee: General Mills Inc
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Filing: 1966-05-25
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Granted: 1970-12-29
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Expires: 1986-05-25
Abstract
No abstract record available.
Inventors
- 👤 Dwight E Peerman
- 👤 Leonard R Vertnik
- 👤 Edgar R Rogier
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 19:50
CPC Classifications
F; F16; F16K; F16K27/00; F16K27/06; F16K27/067; C; C08; C08G; C08G69/00; C08G69/02; C08G69/26; C08G69/34; C09; C09J; C09J177/00; C09J177/10; C09J5/00; C09J5/10; C08L; C08L77/00; C08L77/10; C08L79/00; C09J2477/00; C09J2479/00; Y; Y10; Y10T; Y10T428/00; Y10T428/24; Y10T428/2419; Y10T428/24215; Y10T428/24231; Y10T428/2424; Y10T428/24248; Y10T428/24256; Y10T428/31504; Y10T428/31678; Y10T428/31692; Y10T428/31696
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-12-28 | 1974-06-29 | 1974-12-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-12-28 | 1978-06-29 | 1978-12-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-12-28 | 1982-06-29 | 1982-12-29 | $7700.00 | Window Closed / Lapsed |