Patent US3373480A successfully refreshed from Google Patents.
US3373480A
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Methods for shaping honeycomb structures
Assignee: AT&T Inc
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Filing: 1965-12-08
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Granted: 1968-03-19
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Expires: 1985-12-08
Abstract
No abstract record available.
Inventors
- 👤 Jr Francis J Fuchs
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 17:11
CPC Classifications
B; B21; B21D; B21D47/00; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49805; Y10T428/00; Y10T428/24; Y10T428/24149; Y10T428/24273
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
74 words
A METHOD OF SHAPING A MULTICELLED, HONEYCOMB LAMINATE WHEREIN THE HONEYCOMB LAMINATE COMPRISES A FIRST SURFACE AND A SECOND SURFACE, SAID SECOND SURFACE BEING PERFORATED TO THE INDIVIDUAL CELLS THEREOF, WHICH COMPRISES: PLACING SAID FIRST SURFACE OF THE LAMINATE AGAINST A DIE SURFACE, AND APPLYING PRESSURIZED FORMING FLUID TO SAID SECOND PERFORATED SURFACE OF THE LAMINATE AND THROUGH THE PERFORATIONS IN SAID SECOND PERFORATED SURFACE TO SURFACE OF THE LAMINATE TO THE DIE SURFACE.
Claim 2
Independent Claim
74 words
A METHOD OF SHAPING A MULTICELLED, HONEYCOMB LAMINATE WHEREIN THE HONEYCOMB LAMINATE COMPRISES A FIRST SURFACE AND A SECOND SURFACE, SAID SECOND SURFACE BEING PERFORATED TO THE INDIVIDUAL CELLS THEREOF, WHICH COMPRISES: PLACING SAID FIRST SURFACE OF THE LAMINATE AGAINST A DIE SURFACE, AND APPLYING PRESSURIZED FORMING FLUID TO SAID SECOND PERFORATED SURFACE OF THE LAMINATE AND THROUGH THE PERFORATIONS IN SAID SECOND PERFORATED SURFACE TO SURFACE OF THE LAMINATE TO THE DIE SURFACE.
Claim 3
Independent Claim
56 words
A METHOD OF FABRICATING MULTICURVED HONEYCOMB STRUCTURE WHICH COMPRISES, SECRUING IN A FIRST FLAT PLATE OF A PREDETERMINED THICKNESS NON-INTERCONNECTED OPEN CELLS EXTENDING FROM A TOP PLANNER SURFACE TO A FLAT BOTTOM PLANNAR SURFACE, SECURING A SECOND FLAT PLATE OF A THICKNESS LESS THAN SAID PREDETERMINED THICKNESS TO SAID BOTTOM SURFACE TO COMPLETE A HONEYCOMB STRUCTURE,
Claim 4
Independent Claim
56 words
A METHOD OF FABRICATING MULTICURVED HONEYCOMB STRUCTURE WHICH COMPRISES, SECRUING IN A FIRST FLAT PLATE OF A PREDETERMINED THICKNESS NON-INTERCONNECTED OPEN CELLS EXTENDING FROM A TOP PLANNER SURFACE TO A FLAT BOTTOM PLANNAR SURFACE, SECURING A SECOND FLAT PLATE OF A THICKNESS LESS THAN SAID PREDETERMINED THICKNESS TO SAID BOTTOM SURFACE TO COMPLETE A HONEYCOMB STRUCTURE,
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) | 1971-03-19 | 1971-09-18 | 1972-03-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-03-19 | 1975-09-18 | 1976-03-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-03-19 | 1979-09-18 | 1980-03-19 | $7700.00 | Window Closed / Lapsed |