US2731379A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of making honeycomb material
Assignee: Union Bag and Paper Corp
•
Filing: 1953-04-21
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Granted: 1956-01-17
•
Expires: 1973-04-21
Abstract
No abstract record available.
Inventors
- 👤 Donald B Wheeler
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 22:05
CPC Classifications
B; B32; B32B; B32B37/00; B32B37/14; B32B37/146; B29; B29D; B29D24/00; B29D24/002; B29D24/005; B31; B31D; B31D3/00; B31D3/02; B31D3/0284; B31D3/0292; B32B3/00; B32B3/10; B32B3/12; Y; Y10; Y10T; Y10T156/00; Y10T156/10; Y10T156/1002; Y10T156/1003; Y10T156/17; Y10T156/1702; Y10T156/1744; Y10T156/1749; Y10T29/00; Y10T29/18; Y10T29/185; Y10T428/00; Y10T428/24; Y10T428/24149
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
101 words
THE METHOD OF MAKING HONEYCOMB MATERIAL WHICH COMPRISES PROVIDING A CONTINUOUS UNEXPANDED CELLULAR PACK OF UNIFORM THICKNESS, APPLYING PRESSURE AGAINST THE CELL ENDS AT TWO SPACED POSITIONS AND ADVANCING THE PACK AT A HIGHER RATE OF SPEED AT THE SECOND POSITION THAN AT THE FIRST TO EFFECT A STRETCHING ACTION BETWEEN POSITIONS, APPLYING PRESSURE AGAINST THE SIDES OF THE PACK WHILE IT IS MAINTAINED IN A SINGLE PLANE AND AS IT ADVANCES FROM THE FIRST POSITION TO THE SECOND TO COMPRESS THE PACK TO A PREDETERMINED WIDTH, WHICH STRETCHING AND SIDE PRESSURE OPEN THE PACK INTO A CONTINUOUS EXPANDED HONEYCOMB MATERIAL.
Claim 2
Independent Claim
101 words
THE METHOD OF MAKING HONEYCOMB MATERIAL WHICH COMPRISES PROVIDING A CONTINUOUS UNEXPANDED CELLULAR PACK OF UNIFORM THICKNESS, APPLYING PRESSURE AGAINST THE CELL ENDS AT TWO SPACED POSITIONS AND ADVANCING THE PACK AT A HIGHER RATE OF SPEED AT THE SECOND POSITION THAN AT THE FIRST TO EFFECT A STRETCHING ACTION BETWEEN POSITIONS, APPLYING PRESSURE AGAINST THE SIDES OF THE PACK WHILE IT IS MAINTAINED IN A SINGLE PLANE AND AS IT ADVANCES FROM THE FIRST POSITION TO THE SECOND TO COMPRESS THE PACK TO A PREDETERMINED WIDTH, WHICH STRETCHING AND SIDE PRESSURE OPEN THE PACK INTO A CONTINUOUS EXPANDED HONEYCOMB MATERIAL.
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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) | 1959-01-16 | 1959-07-18 | 1960-01-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-01-16 | 1963-07-18 | 1964-01-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-01-16 | 1967-07-18 | 1968-01-17 | $7700.00 | Window Closed / Lapsed |