Patent US3032867A successfully refreshed from Google Patents.
US3032867A
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Assignee: Individual
•
Filing: 1958-09-22
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Granted: 1962-05-08
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Expires: 1978-09-22
Abstract
No abstract record available.
Inventors
- 👤 Thomas C Kerr
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 14:29
CPC Classifications
F; F16; F16L; F16L55/00; F16L55/10; F16L41/00; F16L41/04; F16L41/06; Y; Y10; Y10T; Y10T137/00; Y10T137/598; Y10T137/612; Y10T137/6126; Y10T29/00; Y10T29/49; Y10T29/49403; Y10T29/53; Y10T29/53552; Y10T29/5367
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US174542A
Cited
US571077A
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US1701691A
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US2171577A
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US2187838A
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US2276443A
Cited
US2314921A
Cited
US2581914A
Cited
US2510513A
Cited
US2756486A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-05-07 | 1965-11-06 | 1966-05-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-05-07 | 1969-11-06 | 1970-05-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-05-07 | 1973-11-06 | 1974-05-08 | $7700.00 | Window Closed / Lapsed |