Patent US2093398A successfully refreshed from Google Patents.
US3070480A
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Corrugated panel and method
Assignee: Johns Manville Corp
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Filing: 1959-10-22
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Granted: 1962-12-25
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Expires: 1979-10-22
Abstract
No abstract record available.
Inventors
- 👤 Richard C Breiner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 02:36
CPC Classifications
E; E04; E04C; E04C2/00; E04C2/30; E04C2/34; Y; Y10; Y10T; Y10T156/00; Y10T156/10; Y10T156/1002; Y10T156/1003; Y10T156/1007; Y10T156/1016; Y10T156/102; Y10T156/1025; Y10T156/1052; Y10T156/1056; Y10T428/00; Y10T428/24; Y10T428/24149; Y10T428/24628; Y10T428/24669; Y10T428/24694; Y10T428/24711; Y10T428/24719
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
72 words
A METHOD OF FORMING A PANEL UTILIZING A HONEYCOMB CORE COMPRISING PLACING A SHEET HAVING A PLURALITY OF UNDULATIONS THEREIN ADJACENT THE HONEYCOMB CORE SO THAT THE RETICULATED EDGES ON ONE SIDE OF THE CORE ARE GENERALLY PARALLEL TO THE AXES OF SAID UNDULATIONS, AND EMBEDDING THE CONTACTING EDGE OF THE CORE INTO THE UNDULATIONS OF THE SHEET SO THAT THE AREAS OF THE CORE ADJACENT SAID RETICULATED EDGES BECOME INTERLOCKED THEREWITH.
Claim 2
Independent Claim
72 words
A METHOD OF FORMING A PANEL UTILIZING A HONEYCOMB CORE COMPRISING PLACING A SHEET HAVING A PLURALITY OF UNDULATIONS THEREIN ADJACENT THE HONEYCOMB CORE SO THAT THE RETICULATED EDGES ON ONE SIDE OF THE CORE ARE GENERALLY PARALLEL TO THE AXES OF SAID UNDULATIONS, AND EMBEDDING THE CONTACTING EDGE OF THE CORE INTO THE UNDULATIONS OF THE SHEET SO THAT THE AREAS OF THE CORE ADJACENT SAID RETICULATED EDGES BECOME INTERLOCKED THEREWITH.
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) | 1965-12-24 | 1966-06-25 | 1966-12-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-12-24 | 1970-06-25 | 1970-12-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-12-24 | 1974-06-25 | 1974-12-25 | $7700.00 | Window Closed / Lapsed |