Patent US1740902A successfully refreshed from Google Patents.
US1740902A
Expired / Lapsed
US
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Sanitary trap fitting
Assignee: HARRY R MEREDITH
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Filing: 1927-03-14
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Granted: 1929-12-24
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Expires: 1947-03-14
Abstract
No abstract record available.
Inventors
- 👤 Murphy Robert Nicholas
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 23:14
CPC Classifications
E; E03; E03C; E03C1/00; E03C1/12; E03C1/28; E03C1/284; Y; Y10; Y10T; Y10T137/00; Y10T137/4238; Y10T137/4245; Y10T137/4259; Y10T137/4456; Y10T137/4463; Y10T137/4576; Y10T137/4591
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) | 1932-12-23 | 1933-06-24 | 1933-12-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1936-12-23 | 1937-06-24 | 1937-12-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1940-12-23 | 1941-06-24 | 1941-12-24 | $7700.00 | Window Closed / Lapsed |