US3452976A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Printed circuit soldering aid
Assignee: MILTON H ROSS
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Filing: 1966-10-20
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Granted: 1969-07-01
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Expires: 1986-10-20
Abstract
No abstract record available.
Inventors
- 👤 Milton H Ross
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 17:24
CPC Classifications
B; B23; B23K; B23K3/00; B23K3/08; B23K3/087; Y; Y10; Y10T; Y10T24/00; Y10T24/34; Y10T24/3427; Y10T24/3428; Y10T24/3431; Y10T24/3433; Y10T24/44; Y10T24/44641; Y10T24/44932; Y10T29/00; Y10T29/53; Y10T29/5313; Y10T29/53174; Y10T29/53265
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-06-30 | 1972-12-30 | 1973-07-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-06-30 | 1976-12-30 | 1977-07-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-06-30 | 1980-12-30 | 1981-07-01 | $7700.00 | Window Closed / Lapsed |