Patent US2950204A successfully refreshed from Google Patents.
Patent US2750091A successfully refreshed from Google Patents.
US2750091A
Expired / Lapsed
US
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Retractable filling valve of the lance type
Assignee: T R MANTES
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Filing: 1955-04-29
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Granted: 1956-06-12
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Expires: 1975-04-29
Abstract
No abstract record available.
Inventors
- 👤 George E Mattimoe
- 👤 Everett G Stehn
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 13:15
CPC Classifications
B; B67; B67C; B67C3/00; B67C3/30; F; F16; F16K; F16K31/00; F16K31/44; F16K31/58; Y; Y10; Y10T; Y10T137/00; Y10T137/8593; Y10T137/86928; Y10T137/87016
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-06-12 | 1959-12-12 | 1960-06-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-06-12 | 1963-12-12 | 1964-06-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-06-12 | 1967-12-12 | 1968-06-12 | $7700.00 | Window Closed / Lapsed |