US3060563A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method for welding work pieces of cast iron
Assignee: Agenturfirma Emvebe M Berg
•
Filing: 1958-07-02
•
Granted: 1962-10-30
•
Expires: 1978-07-02
Abstract
No abstract record available.
Inventors
- 👤 Manfred V Berg
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 17:06
CPC Classifications
B; B23; B23K; B23K11/00; B23K11/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
16 words
A METHOD FOR JOINING CAST IRON PIPE COMPRISING ALINING SUCH SECTIONS WHEREIN THE CAST CONSITS ESSENTIALLY
Claim 2
Independent Claim
16 words
A METHOD FOR JOINING CAST IRON PIPE COMPRISING ALINING SUCH SECTIONS WHEREIN THE CAST CONSITS ESSENTIALLY
References Cited (Backward Citations)
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Cited
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Cited
US2392824A
Cited
US2485761A
Cited
US2485760A
Cited
US2488513A
Cited
US2834871A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-10-29 | 1966-04-30 | 1966-10-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-10-29 | 1970-04-30 | 1970-10-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-10-29 | 1974-04-30 | 1974-10-30 | $7700.00 | Window Closed / Lapsed |