US3048280A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for removing heat exchanger tube bundles
Assignee: Texaco Inc
•
Filing: 1958-05-09
•
Granted: 1962-08-07
•
Expires: 1978-05-09
Abstract
No abstract record available.
Inventors
- 👤 O C Huff
- 👤 Norman C Stanley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 04:28
CPC Classifications
B; B23; B23P; B23P19/00; B23P19/02; B23P19/022; B23P19/024; B25; B25B; B25B27/00; B25B27/02; F; F22; F22G; F22G3/00; F22G3/009; Y; Y10; Y10T; Y10T29/00; Y10T29/53; Y10T29/53113; Y10T29/53117; Y10T29/53539; Y10T29/53543
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1024124A
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FR586346A
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US2279340A
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US2743024A
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US2630909A
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US2633233A
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US2692565A
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US2857922A
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US2811240A
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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) | 1965-08-06 | 1966-02-05 | 1966-08-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-08-06 | 1970-02-05 | 1970-08-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-08-06 | 1974-02-05 | 1974-08-07 | $7700.00 | Window Closed / Lapsed |