US3215420A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Annealing and/or cooling of elongated material
Assignee: Blaw Knox Co
•
Filing: 1961-11-20
•
Granted: 1965-11-02
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Expires: 1981-11-20
Abstract
No abstract record available.
Inventors
- 👤 Hermann A Bottenhorn
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 16:30
CPC Classifications
F; F27; F27B; F27B9/00; F27B9/14; F27B9/20; F27B9/24; B; B21; B21B; B21B43/00; C; C21; C21D; C21D9/00; C21D9/46; F27D; F27D3/00; F27D15/00; F27D15/02; F27D2003/0001; F27D2003/0003; F27M; F27M2001/00; F27M2001/15; F27M2001/1539; F27M2001/156; F27M2001/1565; F27M2001/1573; F27M2003/00; F27M2003/01
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
107 words
IN A COOLING AND ANNEALING BED FOR HANDLING HEATED ELONGATED WORKPIECES AND ADVANCING SAID WORKPIECES ALONG A PREDETERMINED PATH, (A) A FIRST SET OF SPACED ELONGATED MEMBERS FOR SUCCESSIVELY RECEIVING AND SUPPORTING SAID WORKPIECES IN A PREDETERMINED ORIENTATION, EACH OF THE MEMBERS IN SAID FIRST SET BEING ARRANGED AT AN ANGLE WITH RESPECT TO THE LONGITUDINAL DIRECTION OF THE ELONGATED WORKPIECES AS RECEIVED THEREON AND TO SAID PREDETERMINED PATH, (B) MEANS SELECTIVELY OPEARABLE FOR ARRANGING AND RETAINING SAID WORKPIECES IN STACKED RELATIONSHIP WHILE ON THE MEMBERS OF SAID FIRST SET, AND (C) A SECOND SET OF SPACED ELONGATED MEMBERS FOR SUCCESSIVELY RECEIVING WORKPIECES FROM SAID FIRST SET
Claim 2
Dependent Claim
107 words
IN A COOLING AND ANNEALING BED FOR HANDLING HEATED ELONGATED WORKPIECES AND ADVANCING SAID WORKPIECES ALONG A PREDETERMINED PATH, (A) A FIRST SET OF SPACED ELONGATED MEMBERS FOR SUCCESSIVELY RECEIVING AND SUPPORTING SAID WORKPIECES IN A PREDETERMINED ORIENTATION, EACH OF THE MEMBERS IN SAID FIRST SET BEING ARRANGED AT AN ANGLE WITH RESPECT TO THE LONGITUDINAL DIRECTION OF THE ELONGATED WORKPIECES AS RECEIVED THEREON AND TO SAID PREDETERMINED PATH, (B) MEANS SELECTIVELY OPEARABLE FOR ARRANGING AND RETAINING SAID WORKPIECES IN STACKED RELATIONSHIP WHILE ON THE MEMBERS OF SAID FIRST SET, AND (C) A SECOND SET OF SPACED ELONGATED MEMBERS FOR SUCCESSIVELY RECEIVING WORKPIECES FROM SAID FIRST SET
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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) | 1968-11-01 | 1969-05-03 | 1969-11-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-11-01 | 1973-05-03 | 1973-11-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-11-01 | 1977-05-03 | 1977-11-02 | $7700.00 | Window Closed / Lapsed |