US3491799A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Heat sealable tube
Assignee: Euclid Spiral Paper Tube Corp
•
Filing: 1966-09-01
•
Granted: 1970-01-27
•
Expires: 1986-09-01
Abstract
No abstract record available.
Inventors
- 👤 William A Foll
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 15:50
CPC Classifications
B; B29; B29C; B29C61/00; B29C61/06; B29C61/0608; B29C61/0616; B29C53/00; B29C53/56; B29C53/58; B29C53/60
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US2790285A
Cited
US2876067A
Cited
US3033727A
Cited
US3012585A
Cited
US3048651A
Cited
US3017302A
Cited
US3037529A
Cited
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 |