Patent US2428261A successfully refreshed from Google Patents.
US2428261A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Collapsible tube
Assignee: Individual
•
Filing: 1943-07-08
•
Granted: 1947-09-30
•
Expires: 1963-07-08
Abstract
No abstract record available.
Inventors
- 👤 Bogoslowsky Boris
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 03:34
CPC Classifications
B; B65; B65D; B65D47/00; B65D47/04; B65D47/20; B65D47/2018; B65D47/2031; B65D47/2037
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
GB191424237A
Cited
US1526782A
Cited
US1690654A
Cited
US1716547A
Cited
US1756919A
Cited
US2297375A
Cited
US2268462A
Cited
US2305631A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1950-09-29 | 1951-03-31 | 1951-09-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1954-09-29 | 1955-03-31 | 1955-09-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1958-09-29 | 1959-03-31 | 1959-09-30 | $7700.00 | Window Closed / Lapsed |