US2769206A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method for packaging fluids, jellies, pastes and fluent powders
Assignee: Dow Chemical Co
•
Filing: 1952-10-09
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Granted: 1956-11-06
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Expires: 1972-10-09
Abstract
No abstract record available.
Inventors
- 👤 Grant W Cheney
- 👤 Arnold L Stark
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 05:44
CPC Classifications
B; B29; B29C; B29C49/00; B29C49/42; B29C49/64; B29C49/6409; B29C49/6427; B29D; B29D23/00; B29D23/20; B29K; B29K2027/00; B29L; B29L2023/00; B29L2023/20; Y; Y10; Y10S; Y10S264/00; Y10S264/37
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1970396A
Cited
US2158837A
Cited
US2199425A
Cited
US2260064A
Cited
US2307817A
Cited
US2340834A
Cited
US2410936A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-11-06 | 1960-05-07 | 1960-11-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-11-06 | 1964-05-07 | 1964-11-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-11-06 | 1968-05-07 | 1968-11-06 | $7700.00 | Window Closed / Lapsed |