US2206031A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pipe coupling tapping machine
Assignee: —
•
Filing: —
•
Granted: 1940-07-02
•
Expires: 1957-07-02
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 09:49
CPC Classifications
B; B23; B23Q; B23Q1/00; B23Q1/25; B23Q1/26; B23Q1/30; Y; Y10; Y10T; Y10T279/00; Y10T279/12; Y10T279/1241; Y10T29/00; Y10T29/51; Y10T29/5104; Y10T29/5105; Y10T408/00; Y10T408/10; Y10T408/16; Y10T408/17; Y10T408/173; Y10T408/175; Y10T408/52; Y10T408/54; Y10T408/545; Y10T408/55; Y10T408/563; Y10T408/5633; Y10T408/56337; Y10T408/5634; Y10T408/65; Y10T408/655
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1943-07-02 | 1944-01-01 | 1944-07-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1947-07-02 | 1948-01-01 | 1948-07-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1951-07-02 | 1952-01-01 | 1952-07-02 | $7700.00 | Window Closed / Lapsed |