US2933228A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Container
Assignee: Waldorf Paper Products Co
•
Filing: 1955-03-28
•
Granted: 1960-04-19
•
Expires: 1975-03-28
Abstract
No abstract record available.
Inventors
- 👤 Guyer Reynolds
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 14:23
CPC Classifications
B; B65; B65D; B65D5/00; B65D5/42; B65D5/44; B65D5/441; B65D5/445; B65D5/02; B65D5/0227; Y; Y10; Y10S; Y10S229/00; Y10S229/939
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US987958A
Cited
US1620174A
Cited
US1417776A
Cited
US1601835A
Cited
US1835477A
Cited
US2169318A
Cited
US2782977A
Cited
US2706076A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-04-19 | 1963-10-19 | 1964-04-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-04-19 | 1967-10-19 | 1968-04-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-04-19 | 1971-10-19 | 1972-04-19 | $7700.00 | Window Closed / Lapsed |