US3351995A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of making expanded metal
Assignee: Modine Manufacturing Co
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Filing: 1966-10-05
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Granted: 1967-11-14
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Expires: 1986-10-05
Abstract
No abstract record available.
Inventors
- 👤 Richard S Johnson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 06:12
CPC Classifications
B; B21; B21D; B21D31/00; B21D31/04; B21D31/043; Y; Y10; Y10T; Y10T29/00; Y10T29/18
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
81 words
THE METHOD OF MAKING EXPANDED METAL, COMPRISING: SLITTING A SHEET OF DEFORMABLE METAL WITH A PLURALITY OF SPACED SLITS DIVIDING THE SHEET INTO A PLURALITY OF STRANDS AND CONNECTING BRIDGES; DEFORMING PORTIONS OF SAID SHEET ON OPPOSITE SIDES OF SAID PLURALITY OF SLITS TO PROVIDE PROJECTIONS; GRASPING SAID SHEET AT SAID PROJECTIONS AND MOVING SAID PROJECTIONS RELATIVELY APART TO EXPAND SAID SHEET LATERALLY AT SAID SLITS; AND MOVING SAID SHEET LONGITUDINALLY IN A PATH SIMULTANEOUSLY WITH SAID GRASPING AND MOVING APART.
Claim 2
Independent Claim
81 words
THE METHOD OF MAKING EXPANDED METAL, COMPRISING: SLITTING A SHEET OF DEFORMABLE METAL WITH A PLURALITY OF SPACED SLITS DIVIDING THE SHEET INTO A PLURALITY OF STRANDS AND CONNECTING BRIDGES; DEFORMING PORTIONS OF SAID SHEET ON OPPOSITE SIDES OF SAID PLURALITY OF SLITS TO PROVIDE PROJECTIONS; GRASPING SAID SHEET AT SAID PROJECTIONS AND MOVING SAID PROJECTIONS RELATIVELY APART TO EXPAND SAID SHEET LATERALLY AT SAID SLITS; AND MOVING SAID SHEET LONGITUDINALLY IN A PATH SIMULTANEOUSLY WITH SAID GRASPING AND MOVING APART.
References Cited (Backward Citations)
US1510703A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-11-13 | 1971-05-15 | 1971-11-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-11-13 | 1975-05-15 | 1975-11-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-11-13 | 1979-05-15 | 1979-11-14 | $7700.00 | Window Closed / Lapsed |