US2549634A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Layout and measuring device
Assignee: Individual
•
Filing: 1949-01-17
•
Granted: 1951-04-17
•
Expires: 1969-01-17
Abstract
No abstract record available.
Inventors
- 👤 Lloyd V Parsons
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 03:09
CPC Classifications
B; B25; B25H; B25H7/00; B25H7/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US530111A
Cited
US534865A
Cited
US935014A
Cited
US1570150A
Cited
DE438807C
Cited
US1736342A
Cited
US2191109A
Cited
US2185443A
Cited
US2479511A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-04-16 | 1954-10-16 | 1955-04-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-04-16 | 1958-10-16 | 1959-04-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-04-16 | 1962-10-16 | 1963-04-17 | $7700.00 | Window Closed / Lapsed |