US2951273A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Closure means for bags
Assignee: NEOPLASTIK BRAUNSCHWEIGER KUNS
•
Filing: 1958-01-22
•
Granted: 1960-09-06
•
Expires: 1978-01-22
Abstract
No abstract record available.
Inventors
- 👤 Brenker Hans
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 19:02
CPC Classifications
B; B65; B65D; B65D33/00; B65D33/16; B65D33/1616; B65D33/1633; Y; Y10; Y10T; Y10T24/00; Y10T24/15
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US63510A
Cited
FR647389A
Cited
US1979508A
Cited
GB417157A
Cited
US2233157A
Cited
US2510186A
Cited
US2632219A
Cited
FR1075876A
Cited
US2884214A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-09-06 | 1964-03-07 | 1964-09-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-09-06 | 1968-03-07 | 1968-09-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-09-06 | 1972-03-07 | 1972-09-06 | $7700.00 | Window Closed / Lapsed |