US2758080A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Spring loaded galvanic anode assembly
Assignee: Dow Chemical Co
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Filing: 1954-04-07
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Granted: 1956-08-07
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Expires: 1974-04-07
Abstract
No abstract record available.
Inventors
- 👤 John W Bernard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 15:00
CPC Classifications
C; C23; C23F; C23F13/00; C23F13/02; C23F13/06; C23F13/08; C23F13/18; C23F13/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
101 words
A SPRING LOADED GALVANIC ANODE ASSEMBLY COMPRISING AN ELONGATED ANODE HAVING A BORE EXTENDING AXIALLY THERETHROUGH, THE LENGTH OF SAID ANODE BEING SUBSTANTIALLY GREATER THAN THE WIDTH THEREOF, A COIL SPRING, A CORE MEMBER EXTENDING THROUGH SAID BORE AND AXIALLY THROUGH SAID SPRING IN LOOSE FITTING RELATIONSHIP THEREWITH, AND STOP MEMBERS SECURED TO EACH END PORTION OF SAID CORE MEMBER, SAID SPRING AND SAID ANODE BEING COMPRESSED BETWEEN SAID STOP MEMBERS WITH AN END OF SAID ANODE ABUTTING AGAINST ONE OF SAID STOP MEMBERS, SAID LAST MENTIONED STOP MEMBER BEING MADE OF METAL AND COMPRISING THE MOUNTING MEANS FOR SAID ASSEMBLY.
Claim 2
Dependent Claim
101 words
A SPRING LOADED GALVANIC ANODE ASSEMBLY COMPRISING AN ELONGATED ANODE HAVING A BORE EXTENDING AXIALLY THERETHROUGH, THE LENGTH OF SAID ANODE BEING SUBSTANTIALLY GREATER THAN THE WIDTH THEREOF, A COIL SPRING, A CORE MEMBER EXTENDING THROUGH SAID BORE AND AXIALLY THROUGH SAID SPRING IN LOOSE FITTING RELATIONSHIP THEREWITH, AND STOP MEMBERS SECURED TO EACH END PORTION OF SAID CORE MEMBER, SAID SPRING AND SAID ANODE BEING COMPRESSED BETWEEN SAID STOP MEMBERS WITH AN END OF SAID ANODE ABUTTING AGAINST ONE OF SAID STOP MEMBERS, SAID LAST MENTIONED STOP MEMBER BEING MADE OF METAL AND COMPRISING THE MOUNTING MEANS FOR SAID ASSEMBLY.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-08-07 | 1960-02-06 | 1960-08-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-08-07 | 1964-02-06 | 1964-08-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-08-07 | 1968-02-06 | 1968-08-07 | $7700.00 | Window Closed / Lapsed |