US1241146A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process of joining sheets of composition roofing.
Assignee: BARRETT MANUFACTURING Co
•
Filing: 1915-03-24
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Granted: 1917-09-25
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Expires: 1935-03-24
Abstract
No abstract record available.
Inventors
- 👤 Ray P Perry
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 14:57
CPC Classifications
B; B29; B29C; B29C66/00; B29C66/40; B29C66/41; B29C66/43; E; E04; E04F; E04F21/00
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) | 1920-09-24 | 1921-03-26 | 1921-09-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1924-09-24 | 1925-03-26 | 1925-09-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1928-09-24 | 1929-03-26 | 1929-09-25 | $7700.00 | Window Closed / Lapsed |