US2997098A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sealing apparatus
Assignee: General Mills Inc
•
Filing: 1956-05-02
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Granted: 1961-08-22
•
Expires: 1976-05-02
Abstract
No abstract record available.
Inventors
- 👤 Karl F Riese
- 👤 Kenneth R Sagmo
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 07:54
CPC Classifications
B; B29; B29C; B29C65/00; B29C65/74; B29C65/749; B26; B26F; B26F3/00; B26F3/06; B29C65/02; B29C65/10; B29C65/103; B29C65/18; B29C65/22; B29C65/221; B29C65/222; B29C65/743; B29C65/7433; B29C65/7439; B29C66/00; B29C66/01; B29C66/05; B29C66/10; B29C66/11; B29C66/112; B29C66/1122; B29C66/20; B29C66/23; B29C66/232; B29C66/40; B29C66/41; B29C66/43; B29C66/70; B29C66/73; B29C66/739; B29C66/7392; B29C66/73921; B29C66/80; B29C66/81; B29C66/818; B29C66/8182; B29C66/81821; B29C66/82; B29C66/822; B29C66/8221; B29C66/83; B29C66/836; B29C66/84; B29C66/865; B29C66/8652; B29C66/86531; B29C66/86533; B29C66/001; B29C66/0012; B29C66/0014; B29C66/00141; B29C66/826; B29C66/8266; B29C66/86521; B29C66/90; B29C66/91; B29C66/914; B29C66/9141; B29L; B29L2022/00; B29L2022/02; B29L2022/022; Y; Y10; Y10T; Y10T156/00; Y10T156/12; Y10T156/1313
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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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) | 1964-08-21 | 1965-02-20 | 1965-08-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-08-21 | 1969-02-20 | 1969-08-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-08-21 | 1973-02-20 | 1973-08-22 | $7700.00 | Window Closed / Lapsed |