Patent US2926720A successfully refreshed from Google Patents.
US2926720A
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Method of and apparatus for making inflatable articles
Assignee: Individual
•
Filing: 1957-08-02
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Granted: 1960-03-01
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Expires: 1977-08-02
Abstract
No abstract record available.
Inventors
- 👤 Gosman Clarence Berveir
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 23:33
CPC Classifications
B; B29; B29C; B29C66/00; B29C66/40; B29C66/41; B29C66/43; B29C66/438; B29C53/00; B29C53/02; B29C53/04; B29C53/22; B29C53/36; B29C53/56; B29C65/00; B29C65/02; B29C66/01; B29C66/05; B29C66/10; B29C66/11; B29C66/112; B29C66/1122; B29C66/80; B29C66/83; B29C66/832; B29C66/8322; B29L; B29L2016/00; B29L2022/00; B29L2022/02; B29L2031/00; B29L2031/751; Y; Y10; Y10T; Y10T156/00; Y10T156/10; Y10T156/1002; Y10T156/1007; Y10T156/1016; Y10T156/16
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1916483A
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US1970803A
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GB444280A
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US2196006A
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US2318492A
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US2475789A
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US2666472A
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US2672628A
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US2513777A
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US2724531A
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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) | 1963-03-01 | 1963-08-31 | 1964-03-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-03-01 | 1967-08-31 | 1968-03-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-03-01 | 1971-08-31 | 1972-03-01 | $7700.00 | Window Closed / Lapsed |