Patent US1295919A successfully refreshed from Google Patents.
US1295919A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Building-blocks and mechanical bond therefor.
Assignee: Individual
•
Filing: 1917-06-01
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Granted: 1919-03-04
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Expires: 1937-06-01
Abstract
No abstract record available.
Inventors
- 👤 William C Muhlhausen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 14:05
CPC Classifications
E; E04; E04F; E04F15/00; E04F15/02; E04F15/04; E04B; E04B1/00; E04B1/38; E04B1/61; E04B1/6108; E04B1/612; E04B1/6145; E04B1/6158
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) | 1922-03-03 | 1922-09-02 | 1923-03-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1926-03-03 | 1926-09-02 | 1927-03-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1930-03-03 | 1930-09-02 | 1931-03-04 | $7700.00 | Window Closed / Lapsed |