US3555757A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Simulated brick
Assignee: Dacor Manufacturing Co Inc
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Filing: 1969-04-08
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Granted: 1971-01-19
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Expires: 1989-04-08
Abstract
Abstract THIS INVENTION HAS TO DO WITH A SIMULATED BRICK FORMED OF PLASTIC, A METHOD FOR MAKING THE BRICK, AND A WALL STRUCTURE INCORPORATING THE BRICK AND SIMULATED MORTAR. THE BRICK HAS SHARP EDGE PORTIONS PENETRATING THE MORTAR AND ENGAGES A BOARD BACKING ELEMENT.
Inventors
- 👤 Stanley C Volent
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 16:11
CPC Classifications
E; E04; E04F; E04F13/00; E04F13/07; E04F13/08; E04F13/18; E04F13/185; E04C; E04C2/00; E04C2/02; E04C2/10; E04C2/20
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) | 1974-01-18 | 1974-07-20 | 1975-01-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-01-18 | 1978-07-20 | 1979-01-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-01-18 | 1982-07-20 | 1983-01-19 | $7700.00 | Window Closed / Lapsed |