US2798631A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Container
Assignee: Individual
•
Filing: 1955-03-07
•
Granted: 1957-07-09
•
Expires: 1975-03-07
Abstract
No abstract record available.
Inventors
- 👤 Engel David
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 07:07
CPC Classifications
B; B65; B65D; B65D43/00; B65D43/02; B65D43/0235; B65D43/0264; B65D43/0266; B65D75/00; B65D75/28; B65D75/30; B65D75/32; B65D75/321; B65D75/322; B65D77/00; B65D77/22; B65D77/30; B65D2401/00; B65D2401/15; B65D2401/60; B65D2543/00; B65D2543/00009; B65D2543/00018; B65D2543/00064; B65D2543/00074; B65D2543/00092; B65D2543/00259; B65D2543/00268; B65D2543/00277; B65D2543/00296; B65D2543/00342; B65D2543/00351; B65D2543/00444; B65D2543/00453; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49826; Y10T29/49893
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US52909A
Cited
US606838A
Cited
US608772A
Cited
FR388133A
Cited
US1028726A
Cited
US1089066A
Cited
FR659382A
Cited
US2251808A
Cited
US2263185A
Cited
US2650736A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-07-08 | 1961-01-07 | 1961-07-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-07-08 | 1965-01-07 | 1965-07-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-07-08 | 1969-01-07 | 1969-07-09 | $7700.00 | Window Closed / Lapsed |