Patent US1043831A successfully refreshed from Google Patents.
US1043831A
Expired / Lapsed
US
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Method of uniting materials.
Assignee: CHRISTIAN F HEINKEL
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Filing: 1909-11-12
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Granted: 1912-11-12
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Expires: 1929-11-12
Abstract
No abstract record available.
Inventors
- 👤 John Muth
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 18:11
CPC Classifications
B; B22; B22D; B22D19/00; Y; Y10; Y10S; Y10S76/00; Y10S76/03; Y10T; Y10T407/00; Y10T407/27; Y10T428/00; Y10T428/12; Y10T428/12486
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) | 1915-11-12 | 1916-05-13 | 1916-11-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1919-11-12 | 1920-05-13 | 1920-11-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1923-11-12 | 1924-05-13 | 1924-11-12 | $7700.00 | Window Closed / Lapsed |