US2874890A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Box
Assignee: Individual
•
Filing: 1956-08-09
•
Granted: 1959-02-24
•
Expires: 1976-08-09
Abstract
No abstract record available.
Inventors
- 👤 Milton C Evanstein
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 19:26
CPC Classifications
B; B65; B65D; B65D5/00; B65D5/20; B65D5/22; B65D5/42; B65D5/64; B65D5/66; B65D5/6626; B65D5/665; B65D5/6661
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2060906A
Cited
US2004041A
Cited
US2176584A
Cited
US2025589A
Cited
US2085491A
Cited
US2056094A
Cited
US2186973A
Cited
US2292295A
Cited
US2330045A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-02-23 | 1962-08-25 | 1963-02-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-02-23 | 1966-08-25 | 1967-02-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-02-23 | 1970-08-25 | 1971-02-24 | $7700.00 | Window Closed / Lapsed |