Patent US1329796A successfully refreshed from Google Patents.
US1329796A
Expired / Lapsed
US
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Concrete-tamper
Assignee: Individual
•
Filing: 1918-01-24
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Granted: 1920-02-03
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Expires: 1938-01-24
Abstract
No abstract record available.
Inventors
- 👤 Parker Adelbert Franklin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 19:48
CPC Classifications
E; E01; E01C; E01C19/00; E01C19/22; E01C19/30; E01C19/34
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) | 1923-02-02 | 1923-08-04 | 1924-02-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1927-02-02 | 1927-08-04 | 1928-02-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1931-02-02 | 1931-08-04 | 1932-02-03 | $7700.00 | Window Closed / Lapsed |