US2739931A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Anodizing metal articles
Assignee: RHONDDA PLATING WORKS Ltd
•
Filing: 1953-02-17
•
Granted: 1956-03-27
•
Expires: 1973-02-17
Abstract
No abstract record available.
Inventors
- 👤 Bernstiel Erwin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 00:54
CPC Classifications
C; C25; C25D; C25D11/00; C25D11/02; C25D11/04; Y; Y10; Y10S; Y10S205/00; Y10S205/917
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
89 words
AN ARRANGEMENT FOR ANODIZING ELECTRICALLY INTERCONNECTED FASTENER ELEMENTS ATTACHED TO A CARRIER TAPE, COMPRISING AN ELECTROLYTIC CELL FOR RECEIVING AN ANODIC BATH THE ELECTROLYTIC CELL HAVING AN INPUT SIDE AND AN OUTPUT SIDE, A ROTATABLE GUIDE ROLLER ARRANGED NEAR THE OUTPUT SIDE OF THE ELECTROLYTIC CELL, A PLURALITY OF FURTHER ROTATABLE GUIDE ROLLERS ARRANGED BETWEEN THE SAID FIRST MENTIONED GUIDE ROLLER AND THE INPUT SIDE OF THE ELECTROLYTIC CELL, A PLURALITY OF GUIDES, THE SAID GUIDES AND GUIDE ROLLERS BEING STAGGERED RELATIVELY TO ONE ANOTHER, A DRIVE FOR ROTAT-
Claim 2
Dependent Claim
89 words
AN ARRANGEMENT FOR ANODIZING ELECTRICALLY INTERCONNECTED FASTENER ELEMENTS ATTACHED TO A CARRIER TAPE, COMPRISING AN ELECTROLYTIC CELL FOR RECEIVING AN ANODIC BATH THE ELECTROLYTIC CELL HAVING AN INPUT SIDE AND AN OUTPUT SIDE, A ROTATABLE GUIDE ROLLER ARRANGED NEAR THE OUTPUT SIDE OF THE ELECTROLYTIC CELL, A PLURALITY OF FURTHER ROTATABLE GUIDE ROLLERS ARRANGED BETWEEN THE SAID FIRST MENTIONED GUIDE ROLLER AND THE INPUT SIDE OF THE ELECTROLYTIC CELL, A PLURALITY OF GUIDES, THE SAID GUIDES AND GUIDE ROLLERS BEING STAGGERED RELATIVELY TO ONE ANOTHER, A DRIVE FOR ROTAT-
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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) | 1959-03-27 | 1959-09-26 | 1960-03-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-03-27 | 1963-09-26 | 1964-03-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-03-27 | 1967-09-26 | 1968-03-27 | $7700.00 | Window Closed / Lapsed |