Trademark attorney

Michael A. Jaffe

Renner, Otto, Boisselle & Sklar, LLPUnited States

Michael A. Jaffe of Renner, Otto, Boisselle & Sklar, LLP (United States) is listed as the attorney or agent of record on 363 trademark filings, as reported by the trademark offices.

Browse filingsGet this data via the API
Filings of record
363
Still active
306
Registration rate
91%
Latest filingFirst in 1921
2025
Coverage

Where these filings were made

Each mark counts once here: an international registration is grouped with its country designations, not counted once per country.

By office

By classA mark can cover several classes

  • Class 19Non-metallic Building Materials13938%
  • Class 9Computers and Scientific Devices6518%
  • Class 7Machines and Machine Tools288%
  • Class 10Medical Apparatus226%
  • Class 11Environmental Control Apparatus195%
  • Class 21Housewares and Glass185%
  • Class 35Advertising and Business164%
  • Class 42Computer and Scientific Services154%

+29 more

Activity

Filings per year

New filings of record each year, counting each mark once.

Peak year · 47 filed
2008
2021 to 2025 · filed
42
First filing
1921

Filings by year: 1921: 1, 1922: 1, 1923: 2, 1938: 1, 1941: 1, 1947: 2, 1948: 2, 1949: 2, 1953: 2, 1954: 1, 1956: 2, 1957: 1, 1958: 2, 1960: 3, 1961: 3, 1962: 4, 1964: 1, 1965: 1, 1966: 1, 1967: 2, 1973: 1, 1974: 3, 1975: 5, 1977: 6, 1978: 1, 1979: 1, 1980: 1, 1981: 2, 1982: 3, 1983: 3, 1984: 4, 1985: 1, 1986: 3, 1987: 1, 1989: 2, 1990: 2, 1991: 1, 1992: 3, 1993: 11, 1994: 1, 1995: 13, 1996: 3, 1997: 5, 1999: 16, 2000: 6, 2001: 16, 2002: 9, 2003: 4, 2004: 9, 2005: 11, 2006: 3, 2007: 7, 2008: 47, 2009: 4, 2010: 6, 2011: 5, 2012: 9, 2013: 1, 2014: 6, 2015: 3, 2016: 7, 2017: 16, 2018: 7, 2019: 12, 2020: 6, 2021: 10, 2022: 11, 2023: 5, 2024: 9, 2025: 7.

Clients

Companies on these filings

Owners on the latest 48 filings of record that Signa links to a company record.

5 more owners in these filings are not linked to a company record.

Filings

Latest filings of record

The most recent applications naming this attorney or agent.

Browse all filings
MarkStatusOfficeOwnerClassesFiled
HORIZONregisteredUSPTOHarbisonWalker International, Inc.192025-10-31
NC-CASTregisteredUSPTOHarbisonWalker International, Inc.192025-10-09
SPARFIREregisteredUSPTOHarbisonWalker International, Inc.192025-07-22
SPARLITEregisteredUSPTOHarbisonWalker International, Inc.17, 192025-07-22
SPARCONregisteredUSPTOHarbisonWalker International, Inc.192025-07-22
SPARCASTregisteredUSPTOHarbisonwalker International, Inc.192025-07-22
HWIregisteredUSPTOHarbisonwalker International, Inc.1, 17, 19, 372025-07-03
IBECOregisteredUSPTOCalderys Metalcasting Germany GmbH192024-11-15
API

Get this data via the API

Every number on this page comes from the Signa API. Pull the same records into your own product with one request.

  • GET/v1/attorneys/{id}

    Attorney record, firm and filing stats

  • GET/v1/attorneys/{id}/analytics

    Filings by office, class and year

  • GET/v1/attorneys/{id}/trademarks

    Every trademark the attorney is of record on

Get API keyView docs
GET /v1/attorneys/{id}
ID=att_019d14ad-7c2e-74ab-8d46-33b908852b82
curl https://api.signa.so/v1/attorneys/$ID \
  -H "Authorization: Bearer $SIGNA_API_KEY"
Response
{
  "id": "att_019d14ad-7c2e-74ab-8d46-33b908852b82",
  "object": "attorney",
  "name": "Michael A. Jaffe",
  "firm_name": "Renner, Otto, Boisselle & Sklar, LLP",
  "country_code": "US",
  "trademark_count": 363
}