US2973294A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fan-shaped honeycomb and method of making same
Assignee: Hexcel Products Inc
•
Filing: 1957-09-09
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Granted: 1961-02-28
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Expires: 1977-09-09
Abstract
No abstract record available.
Inventors
- 👤 Jr Joseph S Mcclelland
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 04:05
CPC Classifications
E; E04; E04C; E04C2/00; E04C2/30; E04C2/34; E04C2/36; E04C2/365; B; B21; B21D; B21D47/00; B31; B31D; B31D3/00; B31D3/02; B31D3/0207; B31D3/0223; Y; Y10; Y10T; Y10T156/00; Y10T156/10; Y10T156/1002; Y10T156/1003; Y10T428/00; Y10T428/24; Y10T428/24149; Y10T428/24165; Y10T428/24802; Y10T428/24826
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
165 words
A HONEYCOMB STRUCTURE COMPRISING A PLURALITY OF RECTANGULAR SHEETS OF WEB MATERIAL OF EQUAL DIMENSIONS SUPERPOSED ONE TO THE OTHER IN A STACK, SPACED PARALLEL ADHESIVE LINES ADHERING EACH PAIR OF ADJACENT JUXTAPOSED SURFACES OF SAID SHEETS TOGETHER, ALL OF SAID ADHESIVE LINES EXTENDING BETWEEN AND PARALLEL TO TWO OPPOSITE SIDE MARGINS OF SAID STACK, THE SPACING BETWEEN ALL SAID ADHESIVE LINES PROGRESSIVELY INCREASING FROM ADJACENT ONE SIDE MARGIN TOWARD THE OPPOSITE SIDE MARGIN OF THE STACK, THE ADHESIVE LINES JOINING EACH PAIR OF JUXTAPOSED SURFACES IN SAID STACK DISPOSED IN STAGGERED RELATION TO THE ADHESIVE LINES ADHERING EACH ADJACENT PAIR OF JUXTAPOSED SURFACES IN SAID STACK, SAID STACK EXPANDABLE INTO OPEN APPROXIMATELY HEXAGONAL SHAPED CELL CONFIGURATION AND IN A FAN-SHAPED PATTERN WITH THE RELATIVELY CLOSER SPACED ADHESIVE LINES LOCATED ADJACENT THE BASE OF THE FAN DEFINING PROGRESSIVELY SMALLER CELL OPENINGS THAN THE CELL OPENINGS LOCATED ADJACENT THE BASE OF THE FAN DEFINED BY THE PROGRESSIVELY FARTHER APART SPACED ADHESIVE LINES ADHERING SAID SHEETS TOGETHER.
Claim 2
Dependent Claim
165 words
A HONEYCOMB STRUCTURE COMPRISING A PLURALITY OF RECTANGULAR SHEETS OF WEB MATERIAL OF EQUAL DIMENSIONS SUPERPOSED ONE TO THE OTHER IN A STACK, SPACED PARALLEL ADHESIVE LINES ADHERING EACH PAIR OF ADJACENT JUXTAPOSED SURFACES OF SAID SHEETS TOGETHER, ALL OF SAID ADHESIVE LINES EXTENDING BETWEEN AND PARALLEL TO TWO OPPOSITE SIDE MARGINS OF SAID STACK, THE SPACING BETWEEN ALL SAID ADHESIVE LINES PROGRESSIVELY INCREASING FROM ADJACENT ONE SIDE MARGIN TOWARD THE OPPOSITE SIDE MARGIN OF THE STACK, THE ADHESIVE LINES JOINING EACH PAIR OF JUXTAPOSED SURFACES IN SAID STACK DISPOSED IN STAGGERED RELATION TO THE ADHESIVE LINES ADHERING EACH ADJACENT PAIR OF JUXTAPOSED SURFACES IN SAID STACK, SAID STACK EXPANDABLE INTO OPEN APPROXIMATELY HEXAGONAL SHAPED CELL CONFIGURATION AND IN A FAN-SHAPED PATTERN WITH THE RELATIVELY CLOSER SPACED ADHESIVE LINES LOCATED ADJACENT THE BASE OF THE FAN DEFINING PROGRESSIVELY SMALLER CELL OPENINGS THAN THE CELL OPENINGS LOCATED ADJACENT THE BASE OF THE FAN DEFINED BY THE PROGRESSIVELY FARTHER APART SPACED ADHESIVE LINES ADHERING SAID SHEETS TOGETHER.
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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) | 1964-02-28 | 1964-08-29 | 1965-02-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-02-28 | 1968-08-29 | 1969-02-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-02-28 | 1972-08-29 | 1973-02-28 | $7700.00 | Window Closed / Lapsed |