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US2615490A
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Control and indicating means
Assignee: MW Kellogg Co
•
Filing: 1949-10-05
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Granted: 1952-10-28
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Expires: 1969-10-05
Abstract
No abstract record available.
Inventors
- 👤 Marcy Henry Tyler
- 👤 Mayer Ernest
- 👤 John F Reeves
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 16:57
CPC Classifications
B; B29; B29C; B29C67/00; Y; Y10; Y10T; Y10T74/00; Y10T74/19; Y10T74/19023; Y10T74/19126
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1816218A
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US2179171A
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US2145255A
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GB512345A
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US2306223A
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US2419210A
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US2475461A
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US2439094A
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US2480774A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-10-28 | 1956-04-28 | 1956-10-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-10-28 | 1960-04-28 | 1960-10-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-10-28 | 1964-04-28 | 1964-10-28 | $7700.00 | Window Closed / Lapsed |