US2870513A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pipe making apparatus
Assignee: Individual
•
Filing: 1955-04-28
•
Granted: 1959-01-27
•
Expires: 1975-04-28
Abstract
No abstract record available.
Inventors
- 👤 Archie R Gagne
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 02:33
CPC Classifications
B; B28; B28B; B28B21/00; B28B21/02; B28B21/10; B28B21/22; B28B21/24; B28B21/242; B28B21/28; Y; Y10; Y10S; Y10S425/00; Y10S425/218
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
GB190906803A
Cited
US1473969A
Cited
US1510220A
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US1961981A
Cited
GB411852A
Cited
US2204020A
Cited
US2585756A
Cited
US2605533A
Cited
US2786252A
Cited
US2712679A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-01-26 | 1962-07-28 | 1963-01-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-01-26 | 1966-07-28 | 1967-01-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-01-26 | 1970-07-28 | 1971-01-27 | $7700.00 | Window Closed / Lapsed |