US3313340A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Heat exchanger
Assignee: LAMBDA ELECTRONICS CORP
•
Filing: 1965-03-23
•
Granted: 1967-04-11
•
Expires: 1985-03-23
Abstract
No abstract record available.
Inventors
- 👤 Dubin Lester
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 16:11
CPC Classifications
H; H05; H05K; H05K7/00; H05K7/20; H05K7/20536; H05K7/20545
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
66 words
A MULTI-POSITIONAL HEAT EXCHANGER FOR ELECTRONIC EQUIPMENT HAVING HEAT GENERATING ELECTRONIC COMPONENTS COMPRISING A METALLIC BASE MEMBER DIRECTLY THERMALLY COUPLED TO SAID HEAT GENERATING ELECTRONIC COMPONENTS, A PLURALITY OF PARALLEL SPACED APART HEAT CONDUCTIVE PLATE MEMBERS ORTHOGONALLY DEPENDING FROM SAID BASE MEMBER IN THERMAL ENGAGEMENT THEREWITH, EACH OF SAID PLATE MEMBERS HAVING AT LEAST ONE ELONGATED APERTURE EXTENDING PERPENDICULARLY AWAY FROM SAID BASE MEMBER, SAID OPENINGS
Claim 2
Dependent Claim
66 words
A MULTI-POSITIONAL HEAT EXCHANGER FOR ELECTRONIC EQUIPMENT HAVING HEAT GENERATING ELECTRONIC COMPONENTS COMPRISING A METALLIC BASE MEMBER DIRECTLY THERMALLY COUPLED TO SAID HEAT GENERATING ELECTRONIC COMPONENTS, A PLURALITY OF PARALLEL SPACED APART HEAT CONDUCTIVE PLATE MEMBERS ORTHOGONALLY DEPENDING FROM SAID BASE MEMBER IN THERMAL ENGAGEMENT THEREWITH, EACH OF SAID PLATE MEMBERS HAVING AT LEAST ONE ELONGATED APERTURE EXTENDING PERPENDICULARLY AWAY FROM SAID BASE MEMBER, SAID OPENINGS
References Cited (Backward Citations)
US3123743A
Cited
US1313730A
Cited
US2471011A
Cited
US2549466A
Cited
US2656158A
Cited
US2784947A
Cited
US2874941A
Cited
US2818237A
Cited
US2949283A
Cited
US2958515A
Cited
US2965819A
Cited
US3001102A
Cited
US3167688A
Cited
US3236296A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-04-10 | 1970-10-10 | 1971-04-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-04-10 | 1974-10-10 | 1975-04-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-04-10 | 1978-10-10 | 1979-04-11 | $7700.00 | Window Closed / Lapsed |