US2860740A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Spliced metal foil honeycomb product and method of making same
Assignee: Hexcel Products Inc
•
Filing: 1953-07-27
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Granted: 1958-11-18
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Expires: 1973-07-27
Abstract
No abstract record available.
Inventors
- 👤 Kenneth M Holland
- 👤 Edwin L Rule
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 13:55
CPC Classifications
E; E04; E04C; E04C2/00; E04C2/30; E04C2/34; E04C2/36; E04C2/365; B; B21; B21D; B21D47/00; B64; B64C; B64C3/00; Y; Y10; Y10S; Y10S165/00; Y10S165/92; Y10T; Y10T156/00; Y10T156/10; Y10T156/1002; Y10T156/1003; Y10T156/1052; Y10T156/1062; Y10T156/1066; Y10T29/00; Y10T29/49; Y10T29/49826; Y10T29/49879; Y10T29/49908; Y10T428/00; Y10T428/19; Y10T428/192; Y10T428/195; Y10T428/24; Y10T428/24149; Y10T428/24165
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US409641A
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US2083165A
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US2212481A
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US2304718A
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US2498831A
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US2522408A
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DE871229C
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-11-17 | 1962-05-19 | 1962-11-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-11-17 | 1966-05-19 | 1966-11-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-11-17 | 1970-05-19 | 1970-11-18 | $7700.00 | Window Closed / Lapsed |