Patent US2851086A successfully refreshed from Google Patents.
US2851086A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Lock for folding chairs
Assignee: Individual
•
Filing: 1955-09-20
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Granted: 1958-09-09
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Expires: 1975-09-20
Abstract
No abstract record available.
Inventors
- 👤 Meyer C Weiner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 12:29
CPC Classifications
A; A47; A47D; A47D1/00; A47D1/008; A47D1/0081; A47D1/02; A47D1/023
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US238708A
Cited
US388981A
Cited
US390801A
Cited
US1683327A
Cited
US2599164A
Cited
US2652098A
Cited
US2705043A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-09-08 | 1962-03-10 | 1962-09-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-09-08 | 1966-03-10 | 1966-09-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-09-08 | 1970-03-10 | 1970-09-09 | $7700.00 | Window Closed / Lapsed |