US3063142A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of making tubing structures
Assignee: Individual
•
Filing: 1959-03-06
•
Granted: 1962-11-13
•
Expires: 1979-03-06
Abstract
No abstract record available.
Inventors
- 👤 Pieter J Kroon
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 18:41
CPC Classifications
B; B21; B21D; B21D15/00; B21D15/04; B21D15/06; F; F16; F16J; F16J3/00; F16J3/04; F16J3/047; F16L; F16L11/00; F16L11/14; F16L11/15; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/4981; Y10T29/49812; Y10T29/49826; Y10T29/49877
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US979460A
Cited
US1727281A
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US1604216A
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US1891304A
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US2075815A
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US2619438A
Cited
US2485969A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-11-12 | 1966-05-14 | 1966-11-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-11-12 | 1970-05-14 | 1970-11-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-11-12 | 1974-05-14 | 1974-11-13 | $7700.00 | Window Closed / Lapsed |