US2671630A
Expired / Lapsed
US
⏱️ 0.0 years remaining
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Assignee: WHITEHEAD STAMPING Co
•
Filing: 1949-02-21
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Granted: 1954-03-09
•
Expires: 1969-02-21
Abstract
No abstract record available.
Inventors
- 👤 Thomas C Whitehead
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 20:39
CPC Classifications
B; B60; B60R; B60R1/00; B60R1/02; B60R1/06; F; F16; F16B; F16B9/00; F16B9/05; F16B9/052; F16B9/054; F16B2200/00; F16B2200/50; F16B2200/503; Y; Y10; Y10S; Y10S248/00; Y10S248/901
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US470668A
Cited
US571799A
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US394680A
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US947751A
Cited
US1386959A
Cited
US1404444A
Cited
US1685544A
Cited
US2433594A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-03-08 | 1957-09-07 | 1958-03-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-03-08 | 1961-09-07 | 1962-03-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-03-08 | 1965-09-07 | 1966-03-09 | $7700.00 | Window Closed / Lapsed |