US3505151A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Machine for making honeycomb
Assignee: Hexcel Products Inc
•
Filing: 1966-05-09
•
Granted: 1970-04-07
•
Expires: 1986-05-09
Abstract
No abstract record available.
Inventors
- 👤 John L Sheridan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 17:55
CPC Classifications
B; B32; B32B; B32B3/00; B32B3/10; B32B3/12; B31; B31D; B31D3/00; B31D3/02; B31D3/0223; B31D3/0246; Y; Y10; Y10T; Y10T156/00; Y10T156/12; Y10T156/13; Y10T156/17; Y10T156/1702; Y10T156/1712; Y10T156/1722; Y10T156/1724
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-04-06 | 1973-10-06 | 1974-04-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-04-06 | 1977-10-06 | 1978-04-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-04-06 | 1981-10-06 | 1982-04-07 | $7700.00 | Window Closed / Lapsed |