US2917216A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Individual serving pack
Assignee: Keyes Fibre Corp
•
Filing: 1957-09-25
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Granted: 1959-12-15
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Expires: 1977-09-25
Abstract
No abstract record available.
Inventors
- 👤 Urban H Despres
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 17:38
CPC Classifications
B; B65; B65D; B65D75/00; B65D75/04; B65D75/20; B65D75/22; B65D75/225; B65D1/00; B65D1/22; B65D1/26; B65D1/30; B65D75/24; Y; Y10; Y10S; Y10S206/00; Y10S206/82
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-12-14 | 1963-06-15 | 1963-12-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-12-14 | 1967-06-15 | 1967-12-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-12-14 | 1971-06-15 | 1971-12-15 | $7700.00 | Window Closed / Lapsed |