US2649131A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Machine and method for producing continuous honeycomb structures
Assignee: Individual
•
Filing: 1948-03-27
•
Granted: 1953-08-18
•
Expires: 1968-03-27
Abstract
No abstract record available.
Inventors
- 👤 John D Lincoln
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 15:24
CPC Classifications
B; B31; B31D; B31D3/00; B31D3/02; B31D3/0223; B31D3/023; Y; Y10; Y10T; Y10T156/00; Y10T156/10; Y10T156/1002; Y10T156/1003; Y10T156/1052; Y10T156/1062; Y10T156/1067; Y10T156/1069; Y10T156/12; Y10T156/13; Y10T156/17; Y10T156/1702; Y10T156/1712; Y10T156/1722; Y10T156/1724
Claims Analysis
Total Claims: 0
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-08-17 | 1957-02-16 | 1957-08-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-08-17 | 1961-02-16 | 1961-08-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-08-17 | 1965-02-16 | 1965-08-18 | $7700.00 | Window Closed / Lapsed |