US2610625A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Surgical sponge and the preparation thereof
Assignee: Armour and Co
•
Filing: 1947-10-14
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Granted: 1952-09-16
•
Expires: 1967-10-14
Abstract
No abstract record available.
Inventors
- 👤 Robert H Sifferd
- 👤 Ralph J Schmitt
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 21:06
CPC Classifications
C; C08; C08J; C08J9/00; C08J9/28; C08J2389/00; C08J2389/04; C08J2389/06; Y; Y10; Y10T; Y10T24/00; Y10T24/16; Y10T24/1672
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US191132A
Cited
US471343A
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US582926A
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US652519A
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US1548504A
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GB466064A
Cited
GB487660A
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US2166074A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-09-16 | 1956-03-17 | 1956-09-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-09-16 | 1960-03-17 | 1960-09-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-09-16 | 1964-03-17 | 1964-09-16 | $7700.00 | Window Closed / Lapsed |