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Patent US661108A successfully refreshed from Google Patents.
US661108A
Expired / Lapsed
US
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Manufacture of compound tubes.
Assignee: Individual
•
Filing: 1899-12-04
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Granted: 1900-11-06
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Expires: 1919-12-04
Abstract
No abstract record available.
Inventors
- 👤 Albert Schmitz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 21:02
CPC Classifications
B; B21; B21D; B21D5/00; B21D5/06; B21D5/10; B21J; B21J15/00; B21J15/02; B21C; B21C1/00; B21C1/16; B21C1/22; B21C37/00; B21C37/06; B21C37/08; B21C37/0818; B21C37/15; B21C37/154; B21D35/00; B21D35/002; B21D35/005; B21D35/007; B21D39/00; B21D39/02; B21D39/021; B21D39/04; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49826; Y10T29/49908; Y10T29/49915; Y10T29/49925; Y10T29/49927; Y10T29/49929
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) | 1903-11-06 | 1904-05-07 | 1904-11-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1907-11-06 | 1908-05-07 | 1908-11-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1911-11-06 | 1912-05-07 | 1912-11-06 | $7700.00 | Window Closed / Lapsed |