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US2985296A
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Assignee: David Kahn Inc
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Filing: 1957-10-18
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Granted: 1961-05-23
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Expires: 1977-10-18
Abstract
No abstract record available.
Inventors
- 👤 Martin S Kahn
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 19:29
CPC Classifications
B; B65; B65D; B65D83/00; B65D83/02; B65D75/00; B65D75/28; B65D75/30; B65D75/32; B65D75/36; B65D75/366; B65D2575/00; B65D2575/28; B65D2575/30; B65D2575/36; B65D2575/361; B65D2575/362; B65D2575/363; B65D2575/367
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2732934A
Cited
US1867556A
Cited
US2568625A
Cited
GB655998A
Cited
US2813624A
Cited
US2816666A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-05-22 | 1964-11-21 | 1965-05-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-05-22 | 1968-11-21 | 1969-05-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-05-22 | 1972-11-21 | 1973-05-23 | $7700.00 | Window Closed / Lapsed |