US3235346A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Composite bodies comprising a continuous framework and an impregnated metallic material and methods of their production
Assignee: Valley Co Inc
•
Filing: 1960-11-22
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Granted: 1966-02-15
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Expires: 1980-11-22
Abstract
No abstract record available.
Inventors
- 👤 Edward E Hucke
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 09:45
CPC Classifications
C; C04; C04B; C04B35/00; C04B35/622; C04B35/64; C04B35/65; C04B35/51; C04B35/515; C04B35/52; C04B35/56; C04B35/5607; C04B35/5611; C04B35/5622; C04B35/563; C04B35/58; C04B35/5805; C04B35/58085; C04B41/00; C04B41/009; C04B41/45; C04B41/50; C04B41/51; C04B41/80; C04B41/81; C04B41/85; C04B41/88; C04B2235/00; C04B2235/02; C04B2235/30; C04B2235/40; C04B2235/402; C04B2235/404; C04B2235/405; C04B2235/42; C04B2235/421; C04B2235/65; C04B2235/656; C04B2235/6567; C04B2235/658; C04B2235/6581; C04B2235/66; C04B2235/661; C04B2235/70; C04B2235/96; Y; Y10; Y10S; Y10S428/00; Y10S428/922; Y10S428/9335; Y10S428/939
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
81 words
AS ALL ARTICLE OF MANUFACTURE, A COMPOSITE BODY COMPRISING A CONTINUOUS FRAMEWORK CONSISTING ESSENTIALLY OF ELEMENTAL CARBON WITH SUBSTANTIALLY ALL THE VOIDS THEREIN SUBSTANTIALLY COMPLETELY FILLED WITH AN IMPREGNATED METALLIC MATERIAL COMPRISING AT LEAST ONE ELEMENT CAPABLE OF CHEMICALLY COMBINING WITH THE FRAMEWORK MATERIAL TO FORM AT LEAST ONE CARBIDE TO AT LEAST A DEPTH SUFFICIENT TO PERMIT REMOVAL OF AN OUTER PORTION OF SAID ARTICLE OF SUBSTANTIAL THICKNESS WITHOUT DESTROYING MORE THAN A MINOR OUTER PORTION OF THE IMPREGNATED REGION,
References Cited (Backward Citations)
US2899338A
Cited
US2431326A
Cited
US2612443A
Cited
US2636856A
Cited
US2691605A
Cited
US2685543A
Cited
US2863211A
Cited
US2910379A
Cited
US3031340A
Cited
US2929741A
Cited
US2972556A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-02-14 | 1969-08-16 | 1970-02-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-02-14 | 1973-08-16 | 1974-02-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-02-14 | 1977-08-16 | 1978-02-15 | $7700.00 | Window Closed / Lapsed |