US1473202A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Folding mechanism
Assignee: CB Cottrell and Sons Co
•
Filing: 1921-07-13
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Granted: 1923-11-06
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Expires: 1941-07-13
Abstract
No abstract record available.
Inventors
- 👤 Howard M Barber
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 01:29
CPC Classifications
B; B65; B65H; B65H45/00; B65H45/12; B65H45/16; B65H45/162; B65H45/168
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) | 1926-11-05 | 1927-05-07 | 1927-11-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1930-11-05 | 1931-05-07 | 1931-11-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1934-11-05 | 1935-05-07 | 1935-11-06 | $7700.00 | Window Closed / Lapsed |