US985886A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Metallic door-jamb.
Assignee: DAHLSTROM METALLIC DOOR Co
•
Filing: 1907-06-03
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Granted: 1911-03-07
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Expires: 1927-06-03
Abstract
No abstract record available.
Inventors
- 👤 Charles Dahlstrom
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 11:22
CPC Classifications
E; E06; E06B; E06B1/00; E06B1/04; E06B1/34; Y; Y10; Y10S; Y10S292/00; Y10S292/70
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) | 1914-03-06 | 1914-09-05 | 1915-03-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1918-03-06 | 1918-09-05 | 1919-03-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1922-03-06 | 1922-09-05 | 1923-03-07 | $7700.00 | Window Closed / Lapsed |