Patent US2049529A successfully refreshed from Google Patents.
US2049529A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Collapsible tube
Assignee: Individual
•
Filing: 1935-03-12
•
Granted: 1936-08-04
•
Expires: 1955-03-12
Abstract
No abstract record available.
Inventors
- 👤 Frederick W Todt
- 👤 John H Browning
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 18:14
CPC Classifications
B; B65; B65D; B65D35/00; B65D35/02; B65D35/04; B65D35/06
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1939-08-04 | 1940-02-03 | 1940-08-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1943-08-04 | 1944-02-03 | 1944-08-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1947-08-04 | 1948-02-03 | 1948-08-04 | $7700.00 | Window Closed / Lapsed |