US3493450A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Honeycomb core machine and method
Assignee: HONEYCOMB CO OF AMERICA Inc
•
Filing: 1965-10-23
•
Granted: 1970-02-03
•
Expires: 1985-10-23
Abstract
No abstract record available.
Inventors
- 👤 Dan Gordon Judge Jr
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 03:42
CPC Classifications
B; B32; B32B; B32B27/00; Y; Y10; Y10T; Y10T156/00; Y10T156/10; Y10T156/1002; Y10T156/1003; Y10T156/12; Y10T156/13; Y10T156/17; Y10T156/1702; Y10T156/1712; Y10T156/1722; Y10T156/1724; Y10T156/1744; Y10T156/1749; Y10T156/1751; Y10T156/1761; Y10T428/00; Y10T428/24; Y10T428/24149
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2518164A
Cited
US2783176A
Cited
US2878953A
Cited
US2983640A
Cited
US3242024A
Cited
US3438830A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-02-02 | 1973-08-04 | 1974-02-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-02-02 | 1977-08-04 | 1978-02-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-02-02 | 1981-08-04 | 1982-02-03 | $7700.00 | Window Closed / Lapsed |