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US1507773A
Expired / Lapsed
US
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Cement-gun nozzle
Assignee: Individual
•
Filing: 1923-01-15
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Granted: 1924-09-09
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Expires: 1943-01-15
Abstract
No abstract record available.
Inventors
- 👤 Hamm Thomas
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 10:04
CPC Classifications
E; E04; E04F; E04F21/00; E04F21/02; E04F21/06; E04F21/08; E04F21/12; B; B28; B28C; B28C5/00; B28C5/02; B28C5/026; Y; Y10; Y10S; Y10S239/00; Y10S239/09
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) | 1927-09-09 | 1928-03-10 | 1928-09-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1931-09-09 | 1932-03-10 | 1932-09-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1935-09-09 | 1936-03-10 | 1936-09-09 | $7700.00 | Window Closed / Lapsed |