US2928218A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Machine for closing tubes of plastic material through fusion
Assignee: Primerica Inc
•
Filing: 1954-11-19
•
Granted: 1960-03-15
•
Expires: 1974-11-19
Abstract
No abstract record available.
Inventors
- 👤 Lecluyse Edouard
- 👤 Quinche Albert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 18:20
CPC Classifications
B; B65; B65B; B65B7/00; B65B7/14; B65B51/00; B65B51/10; B65B51/14; B65B51/142
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US718308A
Cited
US1653908A
Cited
US1961126A
Cited
US1911805A
Cited
US1964411A
Cited
US1976259A
Cited
US2227757A
Cited
US2218585A
Cited
US2265381A
Cited
US2321729A
Cited
US2419982A
Cited
US2449478A
Cited
US2568794A
Cited
US2676443A
Cited
US2606850A
Cited
US2679469A
Cited
US2696245A
Cited
US2766571A
Cited
US2744669A
Cited
US2691474A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-03-15 | 1963-09-14 | 1964-03-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-03-15 | 1967-09-14 | 1968-03-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-03-15 | 1971-09-14 | 1972-03-15 | $7700.00 | Window Closed / Lapsed |