Patent US2940557A successfully refreshed from Google Patents.
US2940557A
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US
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Nickel plated honeycomb panel
Assignee: Rohr Inc
•
Filing: 1955-09-20
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Granted: 1960-06-14
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Expires: 1975-09-20
Abstract
No abstract record available.
Inventors
- 👤 Jr Thomas A Herbert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 16:46
CPC Classifications
E; E04; E04C; E04C2/00; E04C2/30; E04C2/34; E04C2/36; E04C2/365; C; C25; C25D; C25D7/00; Y; Y10; Y10S; Y10S428/00; Y10S428/922; Y10S428/9335; Y10S428/934; Y10S428/935; Y10S428/939; Y10T; Y10T29/00; Y10T29/49; Y10T29/49826; Y10T29/49879; Y10T428/00; Y10T428/12; Y10T428/1234; Y10T428/12347; Y10T428/12493; Y10T428/12771; Y10T428/12861; Y10T428/12896; Y10T428/12937
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US673126A
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US2060608A
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US2297357A
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US2464821A
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US2417662A
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US2587116A
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US2585043A
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US2609068A
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US2779999A
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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) | 1963-06-14 | 1963-12-14 | 1964-06-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-06-14 | 1967-12-14 | 1968-06-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-06-14 | 1971-12-14 | 1972-06-14 | $7700.00 | Window Closed / Lapsed |