Patent US1125908A successfully refreshed from Google Patents.
US1125908A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Floor-block for building constructions.
Assignee: BURCHARTZ FIRE-PROOFING Co Inc
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Filing: 1910-12-16
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Granted: 1915-01-19
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Expires: 1930-12-16
Abstract
No abstract record available.
Inventors
- 👤 Robert W Lyle
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 19:19
CPC Classifications
E; E04; E04C; E04C1/00; E04B; E04B2/00; E04B2/02; E04B2002/0295
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) | 1918-01-18 | 1918-07-20 | 1919-01-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1922-01-18 | 1922-07-20 | 1923-01-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1926-01-18 | 1926-07-20 | 1927-01-19 | $7700.00 | Window Closed / Lapsed |