US3390447A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of making laminar mesh
Assignee: Buckbee Mears Co
•
Filing: 1964-06-23
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Granted: 1968-07-02
•
Expires: 1984-06-23
Abstract
No abstract record available.
Inventors
- 👤 Norman B Mears
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 11:19
CPC Classifications
G; G01; G01S; G01S7/00; G01S7/02; G01S7/04; G01S7/06; G11; G11C; G11C11/00; G11C11/02; G11C11/06; G11C11/06085; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49002; Y10T29/4902; Y10T29/49069
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
124 words
THE PROCESS OF FORMING A RELATIVELY THICK MESH HAVING ACCURATELY DEFINED APERTURES PASSING THERETHROUGH COMPRISING THE STEPS OF: (A) FORMING A PREDETERMINED PRECISION PATTERN OF MIMIATURE HOLES IN A PLURALITY OF INDIVIDUAL THIN FLEXIBLE SHEETS OF METALLIC MATERIAL; (B) APPLYING A THIN COATING OF SOLDER MATERIAL TO AT LEAST ONE MAJOR SURFACE OF EACH OF THE SHEETS; (C) STACKING THE SHEETS ONE ON ANOTHER WITH THE SOLDER MATERIAL IN A SOLID STATE BETWEEN EACH OF THE FACING SURFACES; (D) ALIGNING THE SHEETS O THAT ALL THE CORRESPONDING HOLES ARE CENTERED WITH RESPECT RO ONE ANOTHER, AND (E) APPLYING PRESSURE AND HEAT TO THE STACK SUFFICIENT TO CAUSE THE SOLDER COATING TO BOND THE STACKED LAYERS TO ONE ANOTHER WITHOUT BLOCKING ANY OF THE HOLES.
Claim 2
Dependent Claim
124 words
THE PROCESS OF FORMING A RELATIVELY THICK MESH HAVING ACCURATELY DEFINED APERTURES PASSING THERETHROUGH COMPRISING THE STEPS OF: (A) FORMING A PREDETERMINED PRECISION PATTERN OF MIMIATURE HOLES IN A PLURALITY OF INDIVIDUAL THIN FLEXIBLE SHEETS OF METALLIC MATERIAL; (B) APPLYING A THIN COATING OF SOLDER MATERIAL TO AT LEAST ONE MAJOR SURFACE OF EACH OF THE SHEETS; (C) STACKING THE SHEETS ONE ON ANOTHER WITH THE SOLDER MATERIAL IN A SOLID STATE BETWEEN EACH OF THE FACING SURFACES; (D) ALIGNING THE SHEETS O THAT ALL THE CORRESPONDING HOLES ARE CENTERED WITH RESPECT RO ONE ANOTHER, AND (E) APPLYING PRESSURE AND HEAT TO THE STACK SUFFICIENT TO CAUSE THE SOLDER COATING TO BOND THE STACKED LAYERS TO ONE ANOTHER WITHOUT BLOCKING ANY OF THE HOLES.
References Cited (Backward Citations)
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US2917643A
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US2926490A
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US3119418A
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US3330027A
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US3174837A
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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) | 1971-07-02 | 1972-01-01 | 1972-07-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-07-02 | 1976-01-01 | 1976-07-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-07-02 | 1980-01-01 | 1980-07-02 | $7700.00 | Window Closed / Lapsed |