US2505935A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Masonry guideline holder
Assignee: Individual
•
Filing: 1948-07-22
•
Granted: 1950-05-02
•
Expires: 1968-07-22
Abstract
No abstract record available.
Inventors
- 👤 William H Batchler
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 18:13
CPC Classifications
E; E04; E04G; E04G21/00; E04G21/14; E04G21/16; E04G21/18; E04G21/1808; E04G21/1825; Y; Y10; Y10T; Y10T24/00; Y10T24/39; Y10T24/3936; Y10T24/3938; Y10T24/394
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US468660A
Cited
US723231A
Cited
US765250A
Cited
US950952A
Cited
US1075166A
Cited
US1055019A
Cited
US1518850A
Cited
US1612125A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-05-01 | 1953-10-31 | 1954-05-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-05-01 | 1957-10-31 | 1958-05-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-05-01 | 1961-10-31 | 1962-05-02 | $7700.00 | Window Closed / Lapsed |