Patent US2979114A successfully refreshed from Google Patents.
US2979114A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Manufacturing of flexible sheets into casings
Assignee: Akzo Nobel UK PLC
•
Filing: 1957-06-28
•
Granted: 1961-04-11
•
Expires: 1977-06-28
Abstract
No abstract record available.
Inventors
- 👤 David T Milne
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 14:59
CPC Classifications
B; B29; B29C; B29C53/00; B29C53/36; B29C53/38; B29C53/48; B29C53/50; Y; Y10; Y10T; Y10T156/00; Y10T156/10; Y10T156/1002; Y10T156/1007; Y10T156/1008; Y10T156/1013; Y10T156/1036; Y10T156/1038
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1651751A
Cited
US2467879A
Cited
US2587422A
Cited
US2686128A
Cited
US2685769A
Cited
US2670027A
Cited
US2678679A
Cited
US2786511A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-04-10 | 1964-10-10 | 1965-04-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-04-10 | 1968-10-10 | 1969-04-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-04-10 | 1972-10-10 | 1973-04-11 | $7700.00 | Window Closed / Lapsed |