US791876A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Condensing apparatus.
Assignee: Individual
•
Filing: 1905-03-14
•
Granted: 1905-06-06
•
Expires: 1925-03-14
Abstract
No abstract record available.
Inventors
- 👤 Archibald Fraser Burdh
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 05:04
CPC Classifications
F; F28; F28F; F28F21/00; F28F21/04; Y; Y10; Y10S; Y10S165/00; Y10S165/184; Y10S165/185; Y10S165/186; Y10S165/355; Y10S165/399
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) | 1908-06-05 | 1908-12-05 | 1909-06-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1912-06-05 | 1912-12-05 | 1913-06-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1916-06-05 | 1916-12-05 | 1917-06-06 | $7700.00 | Window Closed / Lapsed |