US2852034A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Anti-siphon trap
Assignee: Individual
•
Filing: 1953-03-09
•
Granted: 1958-09-16
•
Expires: 1973-03-09
Abstract
No abstract record available.
Inventors
- 👤 Sidney J Shames
- 👤 Hugh J Mcguire
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 10:07
CPC Classifications
F; F16; F16L; F16L55/00; F16L55/07; E; E03; E03C; E03C1/00; E03C1/12; E03C1/122; E03C1/1222; E03C1/1225; E03C1/28; E03C1/294; E03C1/295; F16L41/00; F16L41/02; Y; Y10; Y10T; Y10T137/00; Y10T137/3149; Y10T137/3185; Y10T137/3222; Y10T137/3258; Y10T137/3294
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1059609A
Cited
US2023788A
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US2096844A
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US2028581A
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US2216808A
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US2217027A
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US2217132A
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US2310586A
Cited
US2303044A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-09-15 | 1962-03-17 | 1962-09-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-09-15 | 1966-03-17 | 1966-09-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-09-15 | 1970-03-17 | 1970-09-16 | $7700.00 | Window Closed / Lapsed |