US3491410A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Closure sleeve
Assignee: Individual
•
Filing: 1968-07-09
•
Granted: 1970-01-27
•
Expires: 1988-07-09
Abstract
No abstract record available.
Inventors
- 👤 Gerd Elfgen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 10:31
CPC Classifications
B; B65; B65D; B65D63/00; B65D63/02; B65D63/06; B65B; B65B13/00; B65B13/18; B65B13/24; Y; Y10; Y10T; Y10T24/00; Y10T24/14; Y10T24/1457; Y10T24/1459; Y10T24/1461; Y10T24/1463; Y10T24/1467
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-01-26 | 1973-07-28 | 1974-01-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-01-26 | 1977-07-28 | 1978-01-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-01-26 | 1981-07-28 | 1982-01-27 | $7700.00 | Window Closed / Lapsed |