US1946924A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Calipering mechanism
Assignee: ATLANTIC PREC INSTR Co
•
Filing: 1928-02-18
•
Granted: 1934-02-13
•
Expires: 1948-02-18
Abstract
No abstract record available.
Inventors
- 👤 Allen Albert
- 👤 John G Callan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 06:17
CPC Classifications
G; G01; G01B; G01B7/00; G01B7/02; G01B7/06; G01B7/08; G01B7/087; Y; Y10; Y10S; Y10S33/00; Y10S33/02
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
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) | 1937-02-12 | 1937-08-14 | 1938-02-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1941-02-12 | 1941-08-14 | 1942-02-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1945-02-12 | 1945-08-14 | 1946-02-13 | $7700.00 | Window Closed / Lapsed |