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US2979268A
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Combination package and diffusion device
Assignee: POITEVINE DE CONDITIONNEMENT S
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Filing: 1957-12-23
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Granted: 1961-04-11
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Expires: 1977-12-23
Abstract
No abstract record available.
Inventors
- 👤 Brun Pierre Constant Emile
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 05:50
CPC Classifications
B; B65; B65D; B65D75/00; B65D75/52; B65D75/58; B65D75/5816; A; A45; A45D; A45D34/00; A61; A61L; A61L9/00; A61L9/015; A61L9/02; A61L9/03; A61L9/04; A61L9/12; B65D75/38; B65D75/28; B65D75/30
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US739297A
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US1954577A
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US2038071A
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US2585289A
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US2757957A
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US2765194A
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US2802695A
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US2809863A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-04-10 | 1964-10-10 | 1965-04-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-04-10 | 1968-10-10 | 1969-04-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-04-10 | 1972-10-10 | 1973-04-11 | $7700.00 | Window Closed / Lapsed |