US2822608A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of making and assembling different elements
Assignee: BA Ballou and Co Inc
•
Filing: 1955-09-07
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Granted: 1958-02-11
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Expires: 1975-09-07
Abstract
No abstract record available.
Inventors
- 👤 John R Watson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 06:01
CPC Classifications
B; B23; B23B; B23B51/00; B23B51/04; B23B51/05; B23P; B23P19/00; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49789; Y10T29/49796; Y10T29/49826; Y10T29/49908; Y10T29/49915; Y10T29/49917; Y10T29/49918
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1193637A
Cited
US1982403A
Cited
US1967148A
Cited
US1930611A
Cited
US2650418A
Cited
US2724867A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-02-10 | 1961-08-12 | 1962-02-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-02-10 | 1965-08-12 | 1966-02-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-02-10 | 1969-08-12 | 1970-02-11 | $7700.00 | Window Closed / Lapsed |