US2833398A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Inflated-cushion sealed container
Assignee: Wyeth Holdings LLC
•
Filing: 1955-04-13
•
Granted: 1958-05-06
•
Expires: 1975-04-13
Abstract
No abstract record available.
Inventors
- 👤 Marshall Theodore Henry
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 19:56
CPC Classifications
B; B65; B65D; B65D51/00; B65D51/24; B65D51/26; Y; Y10; Y10S; Y10S206/00; Y10S206/807
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US246472A
Cited
US607826A
Cited
US1452039A
Cited
US1744719A
Cited
US2091212A
Cited
US2222042A
Cited
US2586775A
Cited
US2648463A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-05-05 | 1961-11-04 | 1962-05-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-05-05 | 1965-11-04 | 1966-05-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-05-05 | 1969-11-04 | 1970-05-06 | $7700.00 | Window Closed / Lapsed |